Home / 91,577.88-126,381.38-53,331.27

Finding the Fourth Proportional to 91,577.88, 126,381.38 and 53,331.27

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Solution

The fourth proportional to 91,577.88, 126,381.38 and 53,331.27 is: 73,599.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,577.88 : 126,381.38 = 53,331.27 : x
  2. Step 2: Convert to fraction form
    91,577.88/126,381.38 = 53,331.27/x
  3. Step 3: Cross multiply
    91,577.88x = 126,381.38 × 53,331.27
  4. Step 4: Simplify right side
    91,577.88x = 6,740,079,233.10
  5. Step 5: Solve for x
    x = 6,740,079,233.10/91,577.88
  6. Step 6: Final answer
    x = 73,599.42

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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.