Home / 91,736.20-126,622.20-54,032.32

Finding the Fourth Proportional to 91,736.20, 126,622.20 and 54,032.32

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Solution

The fourth proportional to 91,736.20, 126,622.20 and 54,032.32 is: 74,580.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,736.20 : 126,622.20 = 54,032.32 : x
  2. Step 2: Convert to fraction form
    91,736.20/126,622.20 = 54,032.32/x
  3. Step 3: Cross multiply
    91,736.20x = 126,622.20 × 54,032.32
  4. Step 4: Simplify right side
    91,736.20x = 6,841,691,229.50
  5. Step 5: Solve for x
    x = 6,841,691,229.50/91,736.20
  6. Step 6: Final answer
    x = 74,580.06

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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.