Home / 149,925.20-224,887.80-39,117.20

Finding the Fourth Proportional to 149,925.20, 224,887.80 and 39,117.20

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Solution

The fourth proportional to 149,925.20, 224,887.80 and 39,117.20 is: 58,675.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,925.20 : 224,887.80 = 39,117.20 : x
  2. Step 2: Convert to fraction form
    149,925.20/224,887.80 = 39,117.20/x
  3. Step 3: Cross multiply
    149,925.20x = 224,887.80 × 39,117.20
  4. Step 4: Simplify right side
    149,925.20x = 8,796,981,050.16
  5. Step 5: Solve for x
    x = 8,796,981,050.16/149,925.20
  6. Step 6: Final answer
    x = 58,675.80

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1.5x scale

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.