Home / 136,186.78-204,281.60-41,432.39

Finding the Fourth Proportional to 136,186.78, 204,281.60 and 41,432.39

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Solution

The fourth proportional to 136,186.78, 204,281.60 and 41,432.39 is: 62,149.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,186.78 : 204,281.60 = 41,432.39 : x
  2. Step 2: Convert to fraction form
    136,186.78/204,281.60 = 41,432.39/x
  3. Step 3: Cross multiply
    136,186.78x = 204,281.60 × 41,432.39
  4. Step 4: Simplify right side
    136,186.78x = 8,463,874,921.02
  5. Step 5: Solve for x
    x = 8,463,874,921.02/136,186.78
  6. Step 6: Final answer
    x = 62,149.02

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1.5x scale

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.