Home / 96,711,143.40-145,066,715.10-84,114,023.40

Finding the Fourth Proportional to 96,711,143.40, 145,066,715.10 and 84,114,023.40

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Solution

The fourth proportional to 96,711,143.40, 145,066,715.10 and 84,114,023.40 is: 126,171,035.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,711,143.40 : 145,066,715.10 = 84,114,023.40 : x
  2. Step 2: Convert to fraction form
    96,711,143.40/145,066,715.10 = 84,114,023.40/x
  3. Step 3: Cross multiply
    96,711,143.40x = 145,066,715.10 × 84,114,023.40
  4. Step 4: Simplify right side
    96,711,143.40x = 12,202,145,068,482,534
  5. Step 5: Solve for x
    x = 12,202,145,068,482,534/96,711,143.40
  6. Step 6: Final answer
    x = 126,171,035.10

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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.