Home / 95,331.60-143,046-39,214.80

Finding the Fourth Proportional to 95,331.60, 143,046 and 39,214.80

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Solution

The fourth proportional to 95,331.60, 143,046 and 39,214.80 is: 58,842.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,331.60 : 143,046 = 39,214.80 : x
  2. Step 2: Convert to fraction form
    95,331.60/143,046 = 39,214.80/x
  3. Step 3: Cross multiply
    95,331.60x = 143,046 × 39,214.80
  4. Step 4: Simplify right side
    95,331.60x = 5,609,520,280.80
  5. Step 5: Solve for x
    x = 5,609,520,280.80/95,331.60
  6. Step 6: Final answer
    x = 58,842.19

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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.