Home / 84,023.54-126,072.38-44,570.98

Finding the Fourth Proportional to 84,023.54, 126,072.38 and 44,570.98

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Solution

The fourth proportional to 84,023.54, 126,072.38 and 44,570.98 is: 66,876.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,023.54 : 126,072.38 = 44,570.98 : x
  2. Step 2: Convert to fraction form
    84,023.54/126,072.38 = 44,570.98/x
  3. Step 3: Cross multiply
    84,023.54x = 126,072.38 × 44,570.98
  4. Step 4: Simplify right side
    84,023.54x = 5,619,169,527.53
  5. Step 5: Solve for x
    x = 5,619,169,527.53/84,023.54
  6. Step 6: Final answer
    x = 66,876.13

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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.