Home / 55,060.20-75,980.82-29,909.16

Finding the Fourth Proportional to 55,060.20, 75,980.82 and 29,909.16

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Solution

The fourth proportional to 55,060.20, 75,980.82 and 29,909.16 is: 41,273.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,060.20 : 75,980.82 = 29,909.16 : x
  2. Step 2: Convert to fraction form
    55,060.20/75,980.82 = 29,909.16/x
  3. Step 3: Cross multiply
    55,060.20x = 75,980.82 × 29,909.16
  4. Step 4: Simplify right side
    55,060.20x = 2,272,522,502.31
  5. Step 5: Solve for x
    x = 2,272,522,502.31/55,060.20
  6. Step 6: Final answer
    x = 41,273.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.