Home / 252,502.38-348,454.47-139,325.13

Finding the Fourth Proportional to 252,502.38, 348,454.47 and 139,325.13

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Solution

The fourth proportional to 252,502.38, 348,454.47 and 139,325.13 is: 192,269.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,502.38 : 348,454.47 = 139,325.13 : x
  2. Step 2: Convert to fraction form
    252,502.38/348,454.47 = 139,325.13/x
  3. Step 3: Cross multiply
    252,502.38x = 348,454.47 × 139,325.13
  4. Step 4: Simplify right side
    252,502.38x = 48,548,464,331.83
  5. Step 5: Solve for x
    x = 48,548,464,331.83/252,502.38
  6. Step 6: Final answer
    x = 192,269.33

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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.