Home / 74,884.32-112,338-24,947.28

Finding the Fourth Proportional to 74,884.32, 112,338 and 24,947.28

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Solution

The fourth proportional to 74,884.32, 112,338 and 24,947.28 is: 37,424.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,884.32 : 112,338 = 24,947.28 : x
  2. Step 2: Convert to fraction form
    74,884.32/112,338 = 24,947.28/x
  3. Step 3: Cross multiply
    74,884.32x = 112,338 × 24,947.28
  4. Step 4: Simplify right side
    74,884.32x = 2,802,527,540.64
  5. Step 5: Solve for x
    x = 2,802,527,540.64/74,884.32
  6. Step 6: Final answer
    x = 37,424.76

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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.