Home / 132,500.40-182,918.11-89,706.04

Finding the Fourth Proportional to 132,500.40, 182,918.11 and 89,706.04

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Solution

The fourth proportional to 132,500.40, 182,918.11 and 89,706.04 is: 123,840.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,500.40 : 182,918.11 = 89,706.04 : x
  2. Step 2: Convert to fraction form
    132,500.40/182,918.11 = 89,706.04/x
  3. Step 3: Cross multiply
    132,500.40x = 182,918.11 × 89,706.04
  4. Step 4: Simplify right side
    132,500.40x = 16,408,859,292.38
  5. Step 5: Solve for x
    x = 16,408,859,292.38/132,500.40
  6. Step 6: Final answer
    x = 123,840.07

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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.