Home / 83,273.74-124,912.23-30,656.14

Finding the Fourth Proportional to 83,273.74, 124,912.23 and 30,656.14

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Solution

The fourth proportional to 83,273.74, 124,912.23 and 30,656.14 is: 45,984.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,273.74 : 124,912.23 = 30,656.14 : x
  2. Step 2: Convert to fraction form
    83,273.74/124,912.23 = 30,656.14/x
  3. Step 3: Cross multiply
    83,273.74x = 124,912.23 × 30,656.14
  4. Step 4: Simplify right side
    83,273.74x = 3,829,326,810.59
  5. Step 5: Solve for x
    x = 3,829,326,810.59/83,273.74
  6. Step 6: Final answer
    x = 45,984.81

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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.