Home / 83,548.13-115,297.02-45,822.38

Finding the Fourth Proportional to 83,548.13, 115,297.02 and 45,822.38

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Solution

The fourth proportional to 83,548.13, 115,297.02 and 45,822.38 is: 63,235.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,548.13 : 115,297.02 = 45,822.38 : x
  2. Step 2: Convert to fraction form
    83,548.13/115,297.02 = 45,822.38/x
  3. Step 3: Cross multiply
    83,548.13x = 115,297.02 × 45,822.38
  4. Step 4: Simplify right side
    83,548.13x = 5,283,183,286.82
  5. Step 5: Solve for x
    x = 5,283,183,286.82/83,548.13
  6. Step 6: Final answer
    x = 63,235.21

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1.5x scale

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.