Home / 178,938.72-268,437.24-60,623.64

Finding the Fourth Proportional to 178,938.72, 268,437.24 and 60,623.64

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Solution

The fourth proportional to 178,938.72, 268,437.24 and 60,623.64 is: 90,945.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,938.72 : 268,437.24 = 60,623.64 : x
  2. Step 2: Convert to fraction form
    178,938.72/268,437.24 = 60,623.64/x
  3. Step 3: Cross multiply
    178,938.72x = 268,437.24 × 60,623.64
  4. Step 4: Simplify right side
    178,938.72x = 16,273,642,600.35
  5. Step 5: Solve for x
    x = 16,273,642,600.35/178,938.72
  6. Step 6: Final answer
    x = 90,945.34

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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.