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Finding the Fourth Proportional to 176,474.33, 264,763.45 and 64,152.78

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Solution

The fourth proportional to 176,474.33, 264,763.45 and 64,152.78 is: 96,248.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,474.33 : 264,763.45 = 64,152.78 : x
  2. Step 2: Convert to fraction form
    176,474.33/264,763.45 = 64,152.78/x
  3. Step 3: Cross multiply
    176,474.33x = 264,763.45 × 64,152.78
  4. Step 4: Simplify right side
    176,474.33x = 16,985,311,359.89
  5. Step 5: Solve for x
    x = 16,985,311,359.89/176,474.33
  6. Step 6: Final answer
    x = 96,248.06

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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.