Home / 75,851.17-104,635.53-47,159.95

Finding the Fourth Proportional to 75,851.17, 104,635.53 and 47,159.95

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Solution

The fourth proportional to 75,851.17, 104,635.53 and 47,159.95 is: 65,056.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,851.17 : 104,635.53 = 47,159.95 : x
  2. Step 2: Convert to fraction form
    75,851.17/104,635.53 = 47,159.95/x
  3. Step 3: Cross multiply
    75,851.17x = 104,635.53 × 47,159.95
  4. Step 4: Simplify right side
    75,851.17x = 4,934,606,363.02
  5. Step 5: Solve for x
    x = 4,934,606,363.02/75,851.17
  6. Step 6: Final answer
    x = 65,056.43

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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.