Home / 88,072.70-132,113.67-67,045.71

Finding the Fourth Proportional to 88,072.70, 132,113.67 and 67,045.71

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Solution

The fourth proportional to 88,072.70, 132,113.67 and 67,045.71 is: 100,572.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,072.70 : 132,113.67 = 67,045.71 : x
  2. Step 2: Convert to fraction form
    88,072.70/132,113.67 = 67,045.71/x
  3. Step 3: Cross multiply
    88,072.70x = 132,113.67 × 67,045.71
  4. Step 4: Simplify right side
    88,072.70x = 8,857,654,805.86
  5. Step 5: Solve for x
    x = 8,857,654,805.86/88,072.70
  6. Step 6: Final answer
    x = 100,572.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.