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Finding the Fourth Proportional to 245,527.38, 337,359.29 and 195,138.90

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Solution

The fourth proportional to 245,527.38, 337,359.29 and 195,138.90 is: 268,124.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,527.38 : 337,359.29 = 195,138.90 : x
  2. Step 2: Convert to fraction form
    245,527.38/337,359.29 = 195,138.90/x
  3. Step 3: Cross multiply
    245,527.38x = 337,359.29 × 195,138.90
  4. Step 4: Simplify right side
    245,527.38x = 65,831,919,779.69
  5. Step 5: Solve for x
    x = 65,831,919,779.69/245,527.38
  6. Step 6: Final answer
    x = 268,124.56

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.