Home / 50,542.42-75,689.04-31,775.90

Finding the Fourth Proportional to 50,542.42, 75,689.04 and 31,775.90

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Solution

The fourth proportional to 50,542.42, 75,689.04 and 31,775.90 is: 47,585.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,542.42 : 75,689.04 = 31,775.90 : x
  2. Step 2: Convert to fraction form
    50,542.42/75,689.04 = 31,775.90/x
  3. Step 3: Cross multiply
    50,542.42x = 75,689.04 × 31,775.90
  4. Step 4: Simplify right side
    50,542.42x = 2,405,087,366.14
  5. Step 5: Solve for x
    x = 2,405,087,366.14/50,542.42
  6. Step 6: Final answer
    x = 47,585.52

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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.