Home / 132,677.76-183,098.60-72,251.72

Finding the Fourth Proportional to 132,677.76, 183,098.60 and 72,251.72

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Solution

The fourth proportional to 132,677.76, 183,098.60 and 72,251.72 is: 99,709.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,677.76 : 183,098.60 = 72,251.72 : x
  2. Step 2: Convert to fraction form
    132,677.76/183,098.60 = 72,251.72/x
  3. Step 3: Cross multiply
    132,677.76x = 183,098.60 × 72,251.72
  4. Step 4: Simplify right side
    132,677.76x = 13,229,188,779.59
  5. Step 5: Solve for x
    x = 13,229,188,779.59/132,677.76
  6. Step 6: Final answer
    x = 99,709.17

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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.