Home / 136,342.07-204,418.19-60,399.38

Finding the Fourth Proportional to 136,342.07, 204,418.19 and 60,399.38

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Solution

The fourth proportional to 136,342.07, 204,418.19 and 60,399.38 is: 90,557.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,342.07 : 204,418.19 = 60,399.38 : x
  2. Step 2: Convert to fraction form
    136,342.07/204,418.19 = 60,399.38/x
  3. Step 3: Cross multiply
    136,342.07x = 204,418.19 × 60,399.38
  4. Step 4: Simplify right side
    136,342.07x = 12,346,730,612.63
  5. Step 5: Solve for x
    x = 12,346,730,612.63/136,342.07
  6. Step 6: Final answer
    x = 90,557.02

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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.