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Finding the Fourth Proportional to 73,590.32, 110,374.32 and 26,843.28

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Solution

The fourth proportional to 73,590.32, 110,374.32 and 26,843.28 is: 40,260.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,590.32 : 110,374.32 = 26,843.28 : x
  2. Step 2: Convert to fraction form
    73,590.32/110,374.32 = 26,843.28/x
  3. Step 3: Cross multiply
    73,590.32x = 110,374.32 × 26,843.28
  4. Step 4: Simplify right side
    73,590.32x = 2,962,808,776.57
  5. Step 5: Solve for x
    x = 2,962,808,776.57/73,590.32
  6. Step 6: Final answer
    x = 40,260.85

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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.