Home / 212,148.92-292,773.39-127,249.58

Finding the Fourth Proportional to 212,148.92, 292,773.39 and 127,249.58

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Solution

The fourth proportional to 212,148.92, 292,773.39 and 127,249.58 is: 175,609.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,148.92 : 292,773.39 = 127,249.58 : x
  2. Step 2: Convert to fraction form
    212,148.92/292,773.39 = 127,249.58/x
  3. Step 3: Cross multiply
    212,148.92x = 292,773.39 × 127,249.58
  4. Step 4: Simplify right side
    212,148.92x = 37,255,291,167.42
  5. Step 5: Solve for x
    x = 37,255,291,167.42/212,148.92
  6. Step 6: Final answer
    x = 175,609.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.