Home / 95,180.20-142,712.70-42,579.88

Finding the Fourth Proportional to 95,180.20, 142,712.70 and 42,579.88

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Solution

The fourth proportional to 95,180.20, 142,712.70 and 42,579.88 is: 63,844.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,180.20 : 142,712.70 = 42,579.88 : x
  2. Step 2: Convert to fraction form
    95,180.20/142,712.70 = 42,579.88/x
  3. Step 3: Cross multiply
    95,180.20x = 142,712.70 × 42,579.88
  4. Step 4: Simplify right side
    95,180.20x = 6,076,689,640.48
  5. Step 5: Solve for x
    x = 6,076,689,640.48/95,180.20
  6. Step 6: Final answer
    x = 63,844.05

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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.