Home / 272,432.52-375,947.42-149,913.45

Finding the Fourth Proportional to 272,432.52, 375,947.42 and 149,913.45

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Solution

The fourth proportional to 272,432.52, 375,947.42 and 149,913.45 is: 206,875.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,432.52 : 375,947.42 = 149,913.45 : x
  2. Step 2: Convert to fraction form
    272,432.52/375,947.42 = 149,913.45/x
  3. Step 3: Cross multiply
    272,432.52x = 375,947.42 × 149,913.45
  4. Step 4: Simplify right side
    272,432.52x = 56,359,574,001.23
  5. Step 5: Solve for x
    x = 56,359,574,001.23/272,432.52
  6. Step 6: Final answer
    x = 206,875.35

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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.