Home / 215,870.15-323,876.93-95,910.41

Finding the Fourth Proportional to 215,870.15, 323,876.93 and 95,910.41

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Solution

The fourth proportional to 215,870.15, 323,876.93 and 95,910.41 is: 143,897.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,870.15 : 323,876.93 = 95,910.41 : x
  2. Step 2: Convert to fraction form
    215,870.15/323,876.93 = 95,910.41/x
  3. Step 3: Cross multiply
    215,870.15x = 323,876.93 × 95,910.41
  4. Step 4: Simplify right side
    215,870.15x = 31,063,167,046.90
  5. Step 5: Solve for x
    x = 31,063,167,046.90/215,870.15
  6. Step 6: Final answer
    x = 143,897.47

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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.