Home / 252,302.92-348,170.56-139,125.64

Finding the Fourth Proportional to 252,302.92, 348,170.56 and 139,125.64

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Solution

The fourth proportional to 252,302.92, 348,170.56 and 139,125.64 is: 191,989.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,302.92 : 348,170.56 = 139,125.64 : x
  2. Step 2: Convert to fraction form
    252,302.92/348,170.56 = 139,125.64/x
  3. Step 3: Cross multiply
    252,302.92x = 348,170.56 × 139,125.64
  4. Step 4: Simplify right side
    252,302.92x = 48,439,451,989.16
  5. Step 5: Solve for x
    x = 48,439,451,989.16/252,302.92
  6. Step 6: Final answer
    x = 191,989.26

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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.