Home / 83,153.22-124,652.07-30,548.58

Finding the Fourth Proportional to 83,153.22, 124,652.07 and 30,548.58

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Solution

The fourth proportional to 83,153.22, 124,652.07 and 30,548.58 is: 45,794.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,153.22 : 124,652.07 = 30,548.58 : x
  2. Step 2: Convert to fraction form
    83,153.22/124,652.07 = 30,548.58/x
  3. Step 3: Cross multiply
    83,153.22x = 124,652.07 × 30,548.58
  4. Step 4: Simplify right side
    83,153.22x = 3,807,943,732.56
  5. Step 5: Solve for x
    x = 3,807,943,732.56/83,153.22
  6. Step 6: Final answer
    x = 45,794.30

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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.