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Finding the Fourth Proportional to 95,102.78, 142,551.19 and 61,846.71

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Solution

The fourth proportional to 95,102.78, 142,551.19 and 61,846.71 is: 92,703.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,102.78 : 142,551.19 = 61,846.71 : x
  2. Step 2: Convert to fraction form
    95,102.78/142,551.19 = 61,846.71/x
  3. Step 3: Cross multiply
    95,102.78x = 142,551.19 × 61,846.71
  4. Step 4: Simplify right side
    95,102.78x = 8,816,321,650.83
  5. Step 5: Solve for x
    x = 8,816,321,650.83/95,102.78
  6. Step 6: Final answer
    x = 92,703.10

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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.