Home / 83,484.25-125,147.17-30,858.01

Finding the Fourth Proportional to 83,484.25, 125,147.17 and 30,858.01

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Solution

The fourth proportional to 83,484.25, 125,147.17 and 30,858.01 is: 46,257.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,484.25 : 125,147.17 = 30,858.01 : x
  2. Step 2: Convert to fraction form
    83,484.25/125,147.17 = 30,858.01/x
  3. Step 3: Cross multiply
    83,484.25x = 125,147.17 × 30,858.01
  4. Step 4: Simplify right side
    83,484.25x = 3,861,792,349.04
  5. Step 5: Solve for x
    x = 3,861,792,349.04/83,484.25
  6. Step 6: Final answer
    x = 46,257.74

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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.