Home / 95,026.61-142,441.49-78,209.95

Finding the Fourth Proportional to 95,026.61, 142,441.49 and 78,209.95

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Solution

The fourth proportional to 95,026.61, 142,441.49 and 78,209.95 is: 117,233.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,026.61 : 142,441.49 = 78,209.95 : x
  2. Step 2: Convert to fraction form
    95,026.61/142,441.49 = 78,209.95/x
  3. Step 3: Cross multiply
    95,026.61x = 142,441.49 × 78,209.95
  4. Step 4: Simplify right side
    95,026.61x = 11,140,341,098.62
  5. Step 5: Solve for x
    x = 11,140,341,098.62/95,026.61
  6. Step 6: Final answer
    x = 117,233.91

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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.