Home / 132,355.92-182,652.32-71,926.56

Finding the Fourth Proportional to 132,355.92, 182,652.32 and 71,926.56

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Solution

The fourth proportional to 132,355.92, 182,652.32 and 71,926.56 is: 99,259.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,355.92 : 182,652.32 = 71,926.56 : x
  2. Step 2: Convert to fraction form
    132,355.92/182,652.32 = 71,926.56/x
  3. Step 3: Cross multiply
    132,355.92x = 182,652.32 × 71,926.56
  4. Step 4: Simplify right side
    132,355.92x = 13,137,553,053.62
  5. Step 5: Solve for x
    x = 13,137,553,053.62/132,355.92
  6. Step 6: Final answer
    x = 99,259.28

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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.