Home / 77,586.08-107,077.92-43,594.64

Finding the Fourth Proportional to 77,586.08, 107,077.92 and 43,594.64

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Solution

The fourth proportional to 77,586.08, 107,077.92 and 43,594.64 is: 60,165.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,586.08 : 107,077.92 = 43,594.64 : x
  2. Step 2: Convert to fraction form
    77,586.08/107,077.92 = 43,594.64/x
  3. Step 3: Cross multiply
    77,586.08x = 107,077.92 × 43,594.64
  4. Step 4: Simplify right side
    77,586.08x = 4,668,023,374.35
  5. Step 5: Solve for x
    x = 4,668,023,374.35/77,586.08
  6. Step 6: Final answer
    x = 60,165.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.