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Finding the Fourth Proportional to 73,679.10, 110,518.65 and 26,925.90

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Solution

The fourth proportional to 73,679.10, 110,518.65 and 26,925.90 is: 40,388.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,679.10 : 110,518.65 = 26,925.90 : x
  2. Step 2: Convert to fraction form
    73,679.10/110,518.65 = 26,925.90/x
  3. Step 3: Cross multiply
    73,679.10x = 110,518.65 × 26,925.90
  4. Step 4: Simplify right side
    73,679.10x = 2,975,814,118.04
  5. Step 5: Solve for x
    x = 2,975,814,118.04/73,679.10
  6. Step 6: Final answer
    x = 40,388.85

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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.