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Finding the Fourth Proportional to 162,452.86, 224,184.21 and 90,832.88

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Solution

The fourth proportional to 162,452.86, 224,184.21 and 90,832.88 is: 125,348.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,452.86 : 224,184.21 = 90,832.88 : x
  2. Step 2: Convert to fraction form
    162,452.86/224,184.21 = 90,832.88/x
  3. Step 3: Cross multiply
    162,452.86x = 224,184.21 × 90,832.88
  4. Step 4: Simplify right side
    162,452.86x = 20,363,298,005.29
  5. Step 5: Solve for x
    x = 20,363,298,005.29/162,452.86
  6. Step 6: Final answer
    x = 125,348.97

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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.