Home / 112,385.13-168,521.93-41,304.90

Finding the Fourth Proportional to 112,385.13, 168,521.93 and 41,304.90

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Solution

The fourth proportional to 112,385.13, 168,521.93 and 41,304.90 is: 61,936.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,385.13 : 168,521.93 = 41,304.90 : x
  2. Step 2: Convert to fraction form
    112,385.13/168,521.93 = 41,304.90/x
  3. Step 3: Cross multiply
    112,385.13x = 168,521.93 × 41,304.90
  4. Step 4: Simplify right side
    112,385.13x = 6,960,781,259.93
  5. Step 5: Solve for x
    x = 6,960,781,259.93/112,385.13
  6. Step 6: Final answer
    x = 61,936.85

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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.