Home / 57,963.28-79,987.80-34,084.48

Finding the Fourth Proportional to 57,963.28, 79,987.80 and 34,084.48

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Solution

The fourth proportional to 57,963.28, 79,987.80 and 34,084.48 is: 47,035.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,963.28 : 79,987.80 = 34,084.48 : x
  2. Step 2: Convert to fraction form
    57,963.28/79,987.80 = 34,084.48/x
  3. Step 3: Cross multiply
    57,963.28x = 79,987.80 × 34,084.48
  4. Step 4: Simplify right side
    57,963.28x = 2,726,342,569.34
  5. Step 5: Solve for x
    x = 2,726,342,569.34/57,963.28
  6. Step 6: Final answer
    x = 47,035.68

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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.