Home / 157,219.19-235,925.40-62,432.78

Finding the Fourth Proportional to 157,219.19, 235,925.40 and 62,432.78

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Solution

The fourth proportional to 157,219.19, 235,925.40 and 62,432.78 is: 93,687.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,219.19 : 235,925.40 = 62,432.78 : x
  2. Step 2: Convert to fraction form
    157,219.19/235,925.40 = 62,432.78/x
  3. Step 3: Cross multiply
    157,219.19x = 235,925.40 × 62,432.78
  4. Step 4: Simplify right side
    157,219.19x = 14,729,478,594.61
  5. Step 5: Solve for x
    x = 14,729,478,594.61/157,219.19
  6. Step 6: Final answer
    x = 93,687.54

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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.