Home / 74,947.26-112,422.41-30,543.27

Finding the Fourth Proportional to 74,947.26, 112,422.41 and 30,543.27

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Solution

The fourth proportional to 74,947.26, 112,422.41 and 30,543.27 is: 45,815.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,947.26 : 112,422.41 = 30,543.27 : x
  2. Step 2: Convert to fraction form
    74,947.26/112,422.41 = 30,543.27/x
  3. Step 3: Cross multiply
    74,947.26x = 112,422.41 × 30,543.27
  4. Step 4: Simplify right side
    74,947.26x = 3,433,748,022.68
  5. Step 5: Solve for x
    x = 3,433,748,022.68/74,947.26
  6. Step 6: Final answer
    x = 45,815.52

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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.