Home / 132,374.43-182,677.91-71,945.21

Finding the Fourth Proportional to 132,374.43, 182,677.91 and 71,945.21

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Solution

The fourth proportional to 132,374.43, 182,677.91 and 71,945.21 is: 99,285.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,374.43 : 182,677.91 = 71,945.21 : x
  2. Step 2: Convert to fraction form
    132,374.43/182,677.91 = 71,945.21/x
  3. Step 3: Cross multiply
    132,374.43x = 182,677.91 × 71,945.21
  4. Step 4: Simplify right side
    132,374.43x = 13,142,800,597.31
  5. Step 5: Solve for x
    x = 13,142,800,597.31/132,374.43
  6. Step 6: Final answer
    x = 99,285.04

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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.