Home / 75,407.97-113,112.30-25,488.34

Finding the Fourth Proportional to 75,407.97, 113,112.30 and 25,488.34

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Solution

The fourth proportional to 75,407.97, 113,112.30 and 25,488.34 is: 38,232.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,407.97 : 113,112.30 = 25,488.34 : x
  2. Step 2: Convert to fraction form
    75,407.97/113,112.30 = 25,488.34/x
  3. Step 3: Cross multiply
    75,407.97x = 113,112.30 × 25,488.34
  4. Step 4: Simplify right side
    75,407.97x = 2,883,044,573.38
  5. Step 5: Solve for x
    x = 2,883,044,573.38/75,407.97
  6. Step 6: Final answer
    x = 38,232.62

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1.5x scale

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.