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Finding the Fourth Proportional to 110,932.93, 152,764.95 and 96,391

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Solution

The fourth proportional to 110,932.93, 152,764.95 and 96,391 is: 132,739.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,932.93 : 152,764.95 = 96,391 : x
  2. Step 2: Convert to fraction form
    110,932.93/152,764.95 = 96,391/x
  3. Step 3: Cross multiply
    110,932.93x = 152,764.95 × 96,391
  4. Step 4: Simplify right side
    110,932.93x = 14,725,166,295.45
  5. Step 5: Solve for x
    x = 14,725,166,295.45/110,932.93
  6. Step 6: Final answer
    x = 132,739.36

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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.