Home / 114,912,574.40-172,368,861.60-89,214,449.60

Finding the Fourth Proportional to 114,912,574.40, 172,368,861.60 and 89,214,449.60

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Solution

The fourth proportional to 114,912,574.40, 172,368,861.60 and 89,214,449.60 is: 133,821,674.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,912,574.40 : 172,368,861.60 = 89,214,449.60 : x
  2. Step 2: Convert to fraction form
    114,912,574.40/172,368,861.60 = 89,214,449.60/x
  3. Step 3: Cross multiply
    114,912,574.40x = 172,368,861.60 × 89,214,449.60
  4. Step 4: Simplify right side
    114,912,574.40x = 15,377,793,115,822,574
  5. Step 5: Solve for x
    x = 15,377,793,115,822,574/114,912,574.40
  6. Step 6: Final answer
    x = 133,821,674.40

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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.