Home / 132,385.49-182,693.20-71,956.27

Finding the Fourth Proportional to 132,385.49, 182,693.20 and 71,956.27

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Solution

The fourth proportional to 132,385.49, 182,693.20 and 71,956.27 is: 99,300.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,385.49 : 182,693.20 = 71,956.27 : x
  2. Step 2: Convert to fraction form
    132,385.49/182,693.20 = 71,956.27/x
  3. Step 3: Cross multiply
    132,385.49x = 182,693.20 × 71,956.27
  4. Step 4: Simplify right side
    132,385.49x = 13,145,921,226.36
  5. Step 5: Solve for x
    x = 13,145,921,226.36/132,385.49
  6. Step 6: Final answer
    x = 99,300.32

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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.