Home / 101,728.08-152,542.89-35,144.87

Finding the Fourth Proportional to 101,728.08, 152,542.89 and 35,144.87

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Solution

The fourth proportional to 101,728.08, 152,542.89 and 35,144.87 is: 52,700.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,728.08 : 152,542.89 = 35,144.87 : x
  2. Step 2: Convert to fraction form
    101,728.08/152,542.89 = 35,144.87/x
  3. Step 3: Cross multiply
    101,728.08x = 152,542.89 × 35,144.87
  4. Step 4: Simplify right side
    101,728.08x = 5,361,099,275.76
  5. Step 5: Solve for x
    x = 5,361,099,275.76/101,728.08
  6. Step 6: Final answer
    x = 52,700.29

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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.