Home / 132,331.64-182,616.90-71,901.88

Finding the Fourth Proportional to 132,331.64, 182,616.90 and 71,901.88

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Solution

The fourth proportional to 132,331.64, 182,616.90 and 71,901.88 is: 99,224.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,331.64 : 182,616.90 = 71,901.88 : x
  2. Step 2: Convert to fraction form
    132,331.64/182,616.90 = 71,901.88/x
  3. Step 3: Cross multiply
    132,331.64x = 182,616.90 × 71,901.88
  4. Step 4: Simplify right side
    132,331.64x = 13,130,498,429.77
  5. Step 5: Solve for x
    x = 13,130,498,429.77/132,331.64
  6. Step 6: Final answer
    x = 99,224.18

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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.