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Finding the Fourth Proportional to 175,612, 242,345.14 and 95,039.48

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Solution

The fourth proportional to 175,612, 242,345.14 and 95,039.48 is: 131,154.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,612 : 242,345.14 = 95,039.48 : x
  2. Step 2: Convert to fraction form
    175,612/242,345.14 = 95,039.48/x
  3. Step 3: Cross multiply
    175,612x = 242,345.14 × 95,039.48
  4. Step 4: Simplify right side
    175,612x = 23,032,356,086.13
  5. Step 5: Solve for x
    x = 23,032,356,086.13/175,612
  6. Step 6: Final answer
    x = 131,154.80

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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.