Home / 348,165.56-522,219.18-137,747

Finding the Fourth Proportional to 348,165.56, 522,219.18 and 137,747

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Solution

The fourth proportional to 348,165.56, 522,219.18 and 137,747 is: 206,608.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,165.56 : 522,219.18 = 137,747 : x
  2. Step 2: Convert to fraction form
    348,165.56/522,219.18 = 137,747/x
  3. Step 3: Cross multiply
    348,165.56x = 522,219.18 × 137,747
  4. Step 4: Simplify right side
    348,165.56x = 71,934,125,387.46
  5. Step 5: Solve for x
    x = 71,934,125,387.46/348,165.56
  6. Step 6: Final answer
    x = 206,608.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.