Home / 75,625.32-113,450.28-25,709.88

Finding the Fourth Proportional to 75,625.32, 113,450.28 and 25,709.88

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Solution

The fourth proportional to 75,625.32, 113,450.28 and 25,709.88 is: 38,569.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,625.32 : 113,450.28 = 25,709.88 : x
  2. Step 2: Convert to fraction form
    75,625.32/113,450.28 = 25,709.88/x
  3. Step 3: Cross multiply
    75,625.32x = 113,450.28 × 25,709.88
  4. Step 4: Simplify right side
    75,625.32x = 2,916,793,084.77
  5. Step 5: Solve for x
    x = 2,916,793,084.77/75,625.32
  6. Step 6: Final answer
    x = 38,569.00

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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.