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Finding the Fourth Proportional to 112,798.44, 169,191.44 and 37,910.86

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Solution

The fourth proportional to 112,798.44, 169,191.44 and 37,910.86 is: 56,864.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,798.44 : 169,191.44 = 37,910.86 : x
  2. Step 2: Convert to fraction form
    112,798.44/169,191.44 = 37,910.86/x
  3. Step 3: Cross multiply
    112,798.44x = 169,191.44 × 37,910.86
  4. Step 4: Simplify right side
    112,798.44x = 6,414,191,959.53
  5. Step 5: Solve for x
    x = 6,414,191,959.53/112,798.44
  6. Step 6: Final answer
    x = 56,864.19

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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.