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Finding the Fourth Proportional to 176,685.92, 265,003.87 and 56,753.31

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Solution

The fourth proportional to 176,685.92, 265,003.87 and 56,753.31 is: 85,121.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,685.92 : 265,003.87 = 56,753.31 : x
  2. Step 2: Convert to fraction form
    176,685.92/265,003.87 = 56,753.31/x
  3. Step 3: Cross multiply
    176,685.92x = 265,003.87 × 56,753.31
  4. Step 4: Simplify right side
    176,685.92x = 15,039,846,252.96
  5. Step 5: Solve for x
    x = 15,039,846,252.96/176,685.92
  6. Step 6: Final answer
    x = 85,121.93

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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.