Home / 136,287.60-204,650.10-92,110.20

Finding the Fourth Proportional to 136,287.60, 204,650.10 and 92,110.20

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Solution

The fourth proportional to 136,287.60, 204,650.10 and 92,110.20 is: 138,313.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,287.60 : 204,650.10 = 92,110.20 : x
  2. Step 2: Convert to fraction form
    136,287.60/204,650.10 = 92,110.20/x
  3. Step 3: Cross multiply
    136,287.60x = 204,650.10 × 92,110.20
  4. Step 4: Simplify right side
    136,287.60x = 18,850,361,641.02
  5. Step 5: Solve for x
    x = 18,850,361,641.02/136,287.60
  6. Step 6: Final answer
    x = 138,313.11

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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.