Home / 98,044.80-135,301.82-55,603.34

Finding the Fourth Proportional to 98,044.80, 135,301.82 and 55,603.34

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Solution

The fourth proportional to 98,044.80, 135,301.82 and 55,603.34 is: 76,732.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,044.80 : 135,301.82 = 55,603.34 : x
  2. Step 2: Convert to fraction form
    98,044.80/135,301.82 = 55,603.34/x
  3. Step 3: Cross multiply
    98,044.80x = 135,301.82 × 55,603.34
  4. Step 4: Simplify right side
    98,044.80x = 7,523,233,100.08
  5. Step 5: Solve for x
    x = 7,523,233,100.08/98,044.80
  6. Step 6: Final answer
    x = 76,732.61

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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.