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Finding the Fourth Proportional to 175,842.80, 242,662.74 and 95,272.38

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Solution

The fourth proportional to 175,842.80, 242,662.74 and 95,272.38 is: 131,475.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,842.80 : 242,662.74 = 95,272.38 : x
  2. Step 2: Convert to fraction form
    175,842.80/242,662.74 = 95,272.38/x
  3. Step 3: Cross multiply
    175,842.80x = 242,662.74 × 95,272.38
  4. Step 4: Simplify right side
    175,842.80x = 23,119,056,777.12
  5. Step 5: Solve for x
    x = 23,119,056,777.12/175,842.80
  6. Step 6: Final answer
    x = 131,475.71

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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.