Home / 252,631.62-348,632.10-139,454.46

Finding the Fourth Proportional to 252,631.62, 348,632.10 and 139,454.46

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Solution

The fourth proportional to 252,631.62, 348,632.10 and 139,454.46 is: 192,447.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,631.62 : 348,632.10 = 139,454.46 : x
  2. Step 2: Convert to fraction form
    252,631.62/348,632.10 = 139,454.46/x
  3. Step 3: Cross multiply
    252,631.62x = 348,632.10 × 139,454.46
  4. Step 4: Simplify right side
    252,631.62x = 48,618,301,244.17
  5. Step 5: Solve for x
    x = 48,618,301,244.17/252,631.62
  6. Step 6: Final answer
    x = 192,447.41

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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.