Home / 75,768.04-104,517.08-47,424.52

Finding the Fourth Proportional to 75,768.04, 104,517.08 and 47,424.52

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Solution

The fourth proportional to 75,768.04, 104,517.08 and 47,424.52 is: 65,419.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,768.04 : 104,517.08 = 47,424.52 : x
  2. Step 2: Convert to fraction form
    75,768.04/104,517.08 = 47,424.52/x
  3. Step 3: Cross multiply
    75,768.04x = 104,517.08 × 47,424.52
  4. Step 4: Simplify right side
    75,768.04x = 4,956,672,350.80
  5. Step 5: Solve for x
    x = 4,956,672,350.80/75,768.04
  6. Step 6: Final answer
    x = 65,419.04

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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.