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Finding the Fourth Proportional to 76,594.60, 114,909.18 and 26,672.68

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Solution

The fourth proportional to 76,594.60, 114,909.18 and 26,672.68 is: 40,015.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,594.60 : 114,909.18 = 26,672.68 : x
  2. Step 2: Convert to fraction form
    76,594.60/114,909.18 = 26,672.68/x
  3. Step 3: Cross multiply
    76,594.60x = 114,909.18 × 26,672.68
  4. Step 4: Simplify right side
    76,594.60x = 3,064,935,787.20
  5. Step 5: Solve for x
    x = 3,064,935,787.20/76,594.60
  6. Step 6: Final answer
    x = 40,015.04

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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.