Home / 98,044.38-135,315.27-55,028.46

Finding the Fourth Proportional to 98,044.38, 135,315.27 and 55,028.46

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Solution

The fourth proportional to 98,044.38, 135,315.27 and 55,028.46 is: 75,947.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,044.38 : 135,315.27 = 55,028.46 : x
  2. Step 2: Convert to fraction form
    98,044.38/135,315.27 = 55,028.46/x
  3. Step 3: Cross multiply
    98,044.38x = 135,315.27 × 55,028.46
  4. Step 4: Simplify right side
    98,044.38x = 7,446,190,922.58
  5. Step 5: Solve for x
    x = 7,446,190,922.58/98,044.38
  6. Step 6: Final answer
    x = 75,947.15

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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.