Home / 252,587.20-348,545.52-139,402.64

Finding the Fourth Proportional to 252,587.20, 348,545.52 and 139,402.64

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Solution

The fourth proportional to 252,587.20, 348,545.52 and 139,402.64 is: 192,361.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,587.20 : 348,545.52 = 139,402.64 : x
  2. Step 2: Convert to fraction form
    252,587.20/348,545.52 = 139,402.64/x
  3. Step 3: Cross multiply
    252,587.20x = 348,545.52 × 139,402.64
  4. Step 4: Simplify right side
    252,587.20x = 48,588,165,648.17
  5. Step 5: Solve for x
    x = 48,588,165,648.17/252,587.20
  6. Step 6: Final answer
    x = 192,361.95

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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.