Home / 114,912,601.40-172,368,902.10-89,214,476.60

Finding the Fourth Proportional to 114,912,601.40, 172,368,902.10 and 89,214,476.60

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Solution

The fourth proportional to 114,912,601.40, 172,368,902.10 and 89,214,476.60 is: 133,821,714.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,912,601.40 : 172,368,902.10 = 89,214,476.60 : x
  2. Step 2: Convert to fraction form
    114,912,601.40/172,368,902.10 = 89,214,476.60/x
  3. Step 3: Cross multiply
    114,912,601.40x = 172,368,902.10 × 89,214,476.60
  4. Step 4: Simplify right side
    114,912,601.40x = 15,377,801,382,968,140
  5. Step 5: Solve for x
    x = 15,377,801,382,968,140/114,912,601.40
  6. Step 6: Final answer
    x = 133,821,714.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.