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Finding the Fourth Proportional to 112,472.52, 168,807.06 and 62,608.92

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Solution

The fourth proportional to 112,472.52, 168,807.06 and 62,608.92 is: 93,968.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,472.52 : 168,807.06 = 62,608.92 : x
  2. Step 2: Convert to fraction form
    112,472.52/168,807.06 = 62,608.92/x
  3. Step 3: Cross multiply
    112,472.52x = 168,807.06 × 62,608.92
  4. Step 4: Simplify right side
    112,472.52x = 10,568,827,714.98
  5. Step 5: Solve for x
    x = 10,568,827,714.98/112,472.52
  6. Step 6: Final answer
    x = 93,968.09

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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.