Home / 75,184.20-103,754.16-43,352.64

Finding the Fourth Proportional to 75,184.20, 103,754.16 and 43,352.64

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Solution

The fourth proportional to 75,184.20, 103,754.16 and 43,352.64 is: 59,826.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,184.20 : 103,754.16 = 43,352.64 : x
  2. Step 2: Convert to fraction form
    75,184.20/103,754.16 = 43,352.64/x
  3. Step 3: Cross multiply
    75,184.20x = 103,754.16 × 43,352.64
  4. Step 4: Simplify right side
    75,184.20x = 4,498,016,746.98
  5. Step 5: Solve for x
    x = 4,498,016,746.98/75,184.20
  6. Step 6: Final answer
    x = 59,826.62

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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.