Home / 252,622.56-348,618.21-139,444.50

Finding the Fourth Proportional to 252,622.56, 348,618.21 and 139,444.50

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Solution

The fourth proportional to 252,622.56, 348,618.21 and 139,444.50 is: 192,432.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,622.56 : 348,618.21 = 139,444.50 : x
  2. Step 2: Convert to fraction form
    252,622.56/348,618.21 = 139,444.50/x
  3. Step 3: Cross multiply
    252,622.56x = 348,618.21 × 139,444.50
  4. Step 4: Simplify right side
    252,622.56x = 48,612,891,984.35
  5. Step 5: Solve for x
    x = 48,612,891,984.35/252,622.56
  6. Step 6: Final answer
    x = 192,432.90

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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.