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Finding the Fourth Proportional to 95,456.80, 143,185.20 and 93,269.80

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Solution

The fourth proportional to 95,456.80, 143,185.20 and 93,269.80 is: 139,904.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,456.80 : 143,185.20 = 93,269.80 : x
  2. Step 2: Convert to fraction form
    95,456.80/143,185.20 = 93,269.80/x
  3. Step 3: Cross multiply
    95,456.80x = 143,185.20 × 93,269.80
  4. Step 4: Simplify right side
    95,456.80x = 13,354,854,966.96
  5. Step 5: Solve for x
    x = 13,354,854,966.96/95,456.80
  6. Step 6: Final answer
    x = 139,904.70

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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.