Home / 54,499.28-75,209.87-30,625.95

Finding the Fourth Proportional to 54,499.28, 75,209.87 and 30,625.95

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Solution

The fourth proportional to 54,499.28, 75,209.87 and 30,625.95 is: 42,264.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,499.28 : 75,209.87 = 30,625.95 : x
  2. Step 2: Convert to fraction form
    54,499.28/75,209.87 = 30,625.95/x
  3. Step 3: Cross multiply
    54,499.28x = 75,209.87 × 30,625.95
  4. Step 4: Simplify right side
    54,499.28x = 2,303,373,481.40
  5. Step 5: Solve for x
    x = 2,303,373,481.40/54,499.28
  6. Step 6: Final answer
    x = 42,264.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.