Home / 84,104.48-126,013.90-50,754.46

Finding the Fourth Proportional to 84,104.48, 126,013.90 and 50,754.46

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Solution

The fourth proportional to 84,104.48, 126,013.90 and 50,754.46 is: 76,045.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,104.48 : 126,013.90 = 50,754.46 : x
  2. Step 2: Convert to fraction form
    84,104.48/126,013.90 = 50,754.46/x
  3. Step 3: Cross multiply
    84,104.48x = 126,013.90 × 50,754.46
  4. Step 4: Simplify right side
    84,104.48x = 6,395,767,762.03
  5. Step 5: Solve for x
    x = 6,395,767,762.03/84,104.48
  6. Step 6: Final answer
    x = 76,045.51

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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.