Home / 75,787.76-113,677.60-23,197.28

Finding the Fourth Proportional to 75,787.76, 113,677.60 and 23,197.28

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Solution

The fourth proportional to 75,787.76, 113,677.60 and 23,197.28 is: 34,794.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,787.76 : 113,677.60 = 23,197.28 : x
  2. Step 2: Convert to fraction form
    75,787.76/113,677.60 = 23,197.28/x
  3. Step 3: Cross multiply
    75,787.76x = 113,677.60 × 23,197.28
  4. Step 4: Simplify right side
    75,787.76x = 2,637,011,116.93
  5. Step 5: Solve for x
    x = 2,637,011,116.93/75,787.76
  6. Step 6: Final answer
    x = 34,794.68

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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.