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Finding the Fourth Proportional to 176,561.72, 243,659.98 and 95,994.66

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Solution

The fourth proportional to 176,561.72, 243,659.98 and 95,994.66 is: 132,475.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,561.72 : 243,659.98 = 95,994.66 : x
  2. Step 2: Convert to fraction form
    176,561.72/243,659.98 = 95,994.66/x
  3. Step 3: Cross multiply
    176,561.72x = 243,659.98 × 95,994.66
  4. Step 4: Simplify right side
    176,561.72x = 23,390,056,935.71
  5. Step 5: Solve for x
    x = 23,390,056,935.71/176,561.72
  6. Step 6: Final answer
    x = 132,475.24

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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.