Home / 132,386.94-182,695.19-71,957.72

Finding the Fourth Proportional to 132,386.94, 182,695.19 and 71,957.72

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Solution

The fourth proportional to 132,386.94, 182,695.19 and 71,957.72 is: 99,302.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,386.94 : 182,695.19 = 71,957.72 : x
  2. Step 2: Convert to fraction form
    132,386.94/182,695.19 = 71,957.72/x
  3. Step 3: Cross multiply
    132,386.94x = 182,695.19 × 71,957.72
  4. Step 4: Simplify right side
    132,386.94x = 13,146,328,054.10
  5. Step 5: Solve for x
    x = 13,146,328,054.10/132,386.94
  6. Step 6: Final answer
    x = 99,302.30

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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.