Home / 156,981.30-235,471.95-149,600.18

Finding the Fourth Proportional to 156,981.30, 235,471.95 and 149,600.18

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Solution

The fourth proportional to 156,981.30, 235,471.95 and 149,600.18 is: 224,400.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,981.30 : 235,471.95 = 149,600.18 : x
  2. Step 2: Convert to fraction form
    156,981.30/235,471.95 = 149,600.18/x
  3. Step 3: Cross multiply
    156,981.30x = 235,471.95 × 149,600.18
  4. Step 4: Simplify right side
    156,981.30x = 35,226,646,104.95
  5. Step 5: Solve for x
    x = 35,226,646,104.95/156,981.30
  6. Step 6: Final answer
    x = 224,400.27

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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.