Home / 91,343.08-126,052.50-53,610.04

Finding the Fourth Proportional to 91,343.08, 126,052.50 and 53,610.04

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Solution

The fourth proportional to 91,343.08, 126,052.50 and 53,610.04 is: 73,981.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,343.08 : 126,052.50 = 53,610.04 : x
  2. Step 2: Convert to fraction form
    91,343.08/126,052.50 = 53,610.04/x
  3. Step 3: Cross multiply
    91,343.08x = 126,052.50 × 53,610.04
  4. Step 4: Simplify right side
    91,343.08x = 6,757,679,567.10
  5. Step 5: Solve for x
    x = 6,757,679,567.10/91,343.08
  6. Step 6: Final answer
    x = 73,981.30

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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.