Home / 83,290.02-124,945.44-27,135.82

Finding the Fourth Proportional to 83,290.02, 124,945.44 and 27,135.82

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Solution

The fourth proportional to 83,290.02, 124,945.44 and 27,135.82 is: 40,707.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,290.02 : 124,945.44 = 27,135.82 : x
  2. Step 2: Convert to fraction form
    83,290.02/124,945.44 = 27,135.82/x
  3. Step 3: Cross multiply
    83,290.02x = 124,945.44 × 27,135.82
  4. Step 4: Simplify right side
    83,290.02x = 3,390,497,024.08
  5. Step 5: Solve for x
    x = 3,390,497,024.08/83,290.02
  6. Step 6: Final answer
    x = 40,707.12

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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.