Home / 132,435.52-182,760.09-72,006.14

Finding the Fourth Proportional to 132,435.52, 182,760.09 and 72,006.14

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Solution

The fourth proportional to 132,435.52, 182,760.09 and 72,006.14 is: 99,367.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,435.52 : 182,760.09 = 72,006.14 : x
  2. Step 2: Convert to fraction form
    132,435.52/182,760.09 = 72,006.14/x
  3. Step 3: Cross multiply
    132,435.52x = 182,760.09 × 72,006.14
  4. Step 4: Simplify right side
    132,435.52x = 13,159,848,626.95
  5. Step 5: Solve for x
    x = 13,159,848,626.95/132,435.52
  6. Step 6: Final answer
    x = 99,367.97

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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.