Home / 137,722.02-206,410.41-58,743.78

Finding the Fourth Proportional to 137,722.02, 206,410.41 and 58,743.78

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Solution

The fourth proportional to 137,722.02, 206,410.41 and 58,743.78 is: 88,042.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,722.02 : 206,410.41 = 58,743.78 : x
  2. Step 2: Convert to fraction form
    137,722.02/206,410.41 = 58,743.78/x
  3. Step 3: Cross multiply
    137,722.02x = 206,410.41 × 58,743.78
  4. Step 4: Simplify right side
    137,722.02x = 12,125,327,714.75
  5. Step 5: Solve for x
    x = 12,125,327,714.75/137,722.02
  6. Step 6: Final answer
    x = 88,042.04

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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.