Home / 75,850.17-104,634.15-47,158.95

Finding the Fourth Proportional to 75,850.17, 104,634.15 and 47,158.95

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Solution

The fourth proportional to 75,850.17, 104,634.15 and 47,158.95 is: 65,055.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,850.17 : 104,634.15 = 47,158.95 : x
  2. Step 2: Convert to fraction form
    75,850.17/104,634.15 = 47,158.95/x
  3. Step 3: Cross multiply
    75,850.17x = 104,634.15 × 47,158.95
  4. Step 4: Simplify right side
    75,850.17x = 4,934,436,648.14
  5. Step 5: Solve for x
    x = 4,934,436,648.14/75,850.17
  6. Step 6: Final answer
    x = 65,055.05

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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.