Home / 114,912,368.40-172,368,552.60-89,214,243.60

Finding the Fourth Proportional to 114,912,368.40, 172,368,552.60 and 89,214,243.60

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Solution

The fourth proportional to 114,912,368.40, 172,368,552.60 and 89,214,243.60 is: 133,821,365.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,912,368.40 : 172,368,552.60 = 89,214,243.60 : x
  2. Step 2: Convert to fraction form
    114,912,368.40/172,368,552.60 = 89,214,243.60/x
  3. Step 3: Cross multiply
    114,912,368.40x = 172,368,552.60 × 89,214,243.60
  4. Step 4: Simplify right side
    114,912,368.40x = 15,377,730,040,635,812
  5. Step 5: Solve for x
    x = 15,377,730,040,635,812/114,912,368.40
  6. Step 6: Final answer
    x = 133,821,365.40

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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.