Home / 79,951.15-119,905.82-23,776.13

Finding the Fourth Proportional to 79,951.15, 119,905.82 and 23,776.13

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Solution

The fourth proportional to 79,951.15, 119,905.82 and 23,776.13 is: 35,657.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,951.15 : 119,905.82 = 23,776.13 : x
  2. Step 2: Convert to fraction form
    79,951.15/119,905.82 = 23,776.13/x
  3. Step 3: Cross multiply
    79,951.15x = 119,905.82 × 23,776.13
  4. Step 4: Simplify right side
    79,951.15x = 2,850,896,634.12
  5. Step 5: Solve for x
    x = 2,850,896,634.12/79,951.15
  6. Step 6: Final answer
    x = 35,657.98

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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.