Home / 95,078.20-142,617.30-93,695.80

Finding the Fourth Proportional to 95,078.20, 142,617.30 and 93,695.80

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Solution

The fourth proportional to 95,078.20, 142,617.30 and 93,695.80 is: 140,543.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,078.20 : 142,617.30 = 93,695.80 : x
  2. Step 2: Convert to fraction form
    95,078.20/142,617.30 = 93,695.80/x
  3. Step 3: Cross multiply
    95,078.20x = 142,617.30 × 93,695.80
  4. Step 4: Simplify right side
    95,078.20x = 13,362,642,017.34
  5. Step 5: Solve for x
    x = 13,362,642,017.34/95,078.20
  6. Step 6: Final answer
    x = 140,543.70

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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.