Home / 75,104.12-112,766.88-41,889.08

Finding the Fourth Proportional to 75,104.12, 112,766.88 and 41,889.08

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Solution

The fourth proportional to 75,104.12, 112,766.88 and 41,889.08 is: 62,895.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,104.12 : 112,766.88 = 41,889.08 : x
  2. Step 2: Convert to fraction form
    75,104.12/112,766.88 = 41,889.08/x
  3. Step 3: Cross multiply
    75,104.12x = 112,766.88 × 41,889.08
  4. Step 4: Simplify right side
    75,104.12x = 4,723,700,857.67
  5. Step 5: Solve for x
    x = 4,723,700,857.67/75,104.12
  6. Step 6: Final answer
    x = 62,895.36

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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.