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Finding the Fourth Proportional to 162,348.90, 223,896.42 and 101,925.18

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Solution

The fourth proportional to 162,348.90, 223,896.42 and 101,925.18 is: 140,565.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,348.90 : 223,896.42 = 101,925.18 : x
  2. Step 2: Convert to fraction form
    162,348.90/223,896.42 = 101,925.18/x
  3. Step 3: Cross multiply
    162,348.90x = 223,896.42 × 101,925.18
  4. Step 4: Simplify right side
    162,348.90x = 22,820,682,909.86
  5. Step 5: Solve for x
    x = 22,820,682,909.86/162,348.90
  6. Step 6: Final answer
    x = 140,565.68

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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.