Home / 136,387.10-204,575.81-41,613.45

Finding the Fourth Proportional to 136,387.10, 204,575.81 and 41,613.45

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Solution

The fourth proportional to 136,387.10, 204,575.81 and 41,613.45 is: 62,418.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,387.10 : 204,575.81 = 41,613.45 : x
  2. Step 2: Convert to fraction form
    136,387.10/204,575.81 = 41,613.45/x
  3. Step 3: Cross multiply
    136,387.10x = 204,575.81 × 41,613.45
  4. Step 4: Simplify right side
    136,387.10x = 8,513,105,032.58
  5. Step 5: Solve for x
    x = 8,513,105,032.58/136,387.10
  6. Step 6: Final answer
    x = 62,418.70

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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.