Home / 75,040.32-112,581.36-22,451.52

Finding the Fourth Proportional to 75,040.32, 112,581.36 and 22,451.52

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Solution

The fourth proportional to 75,040.32, 112,581.36 and 22,451.52 is: 33,683.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,040.32 : 112,581.36 = 22,451.52 : x
  2. Step 2: Convert to fraction form
    75,040.32/112,581.36 = 22,451.52/x
  3. Step 3: Cross multiply
    75,040.32x = 112,581.36 × 22,451.52
  4. Step 4: Simplify right side
    75,040.32x = 2,527,622,655.67
  5. Step 5: Solve for x
    x = 2,527,622,655.67/75,040.32
  6. Step 6: Final answer
    x = 33,683.53

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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.