Home / 96,722.10-145,061.10-36,738.12

Finding the Fourth Proportional to 96,722.10, 145,061.10 and 36,738.12

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Solution

The fourth proportional to 96,722.10, 145,061.10 and 36,738.12 is: 55,098.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,722.10 : 145,061.10 = 36,738.12 : x
  2. Step 2: Convert to fraction form
    96,722.10/145,061.10 = 36,738.12/x
  3. Step 3: Cross multiply
    96,722.10x = 145,061.10 × 36,738.12
  4. Step 4: Simplify right side
    96,722.10x = 5,329,272,099.13
  5. Step 5: Solve for x
    x = 5,329,272,099.13/96,722.10
  6. Step 6: Final answer
    x = 55,098.80

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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.