Home / 71,212.16-106,818.10-26,848.86

Finding the Fourth Proportional to 71,212.16, 106,818.10 and 26,848.86

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Solution

The fourth proportional to 71,212.16, 106,818.10 and 26,848.86 is: 40,273.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,212.16 : 106,818.10 = 26,848.86 : x
  2. Step 2: Convert to fraction form
    71,212.16/106,818.10 = 26,848.86/x
  3. Step 3: Cross multiply
    71,212.16x = 106,818.10 × 26,848.86
  4. Step 4: Simplify right side
    71,212.16x = 2,867,944,145.24
  5. Step 5: Solve for x
    x = 2,867,944,145.24/71,212.16
  6. Step 6: Final answer
    x = 40,273.24

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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.