Home / 55,098.28-76,034.03-31,227.16

Finding the Fourth Proportional to 55,098.28, 76,034.03 and 31,227.16

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Solution

The fourth proportional to 55,098.28, 76,034.03 and 31,227.16 is: 43,092.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,098.28 : 76,034.03 = 31,227.16 : x
  2. Step 2: Convert to fraction form
    55,098.28/76,034.03 = 31,227.16/x
  3. Step 3: Cross multiply
    55,098.28x = 76,034.03 × 31,227.16
  4. Step 4: Simplify right side
    55,098.28x = 2,374,326,820.25
  5. Step 5: Solve for x
    x = 2,374,326,820.25/55,098.28
  6. Step 6: Final answer
    x = 43,092.58

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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.