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Finding the Fourth Proportional to 44,129.98, 66,194.97 and 31,040.92

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Solution

The fourth proportional to 44,129.98, 66,194.97 and 31,040.92 is: 46,561.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,129.98 : 66,194.97 = 31,040.92 : x
  2. Step 2: Convert to fraction form
    44,129.98/66,194.97 = 31,040.92/x
  3. Step 3: Cross multiply
    44,129.98x = 66,194.97 × 31,040.92
  4. Step 4: Simplify right side
    44,129.98x = 2,054,752,768.17
  5. Step 5: Solve for x
    x = 2,054,752,768.17/44,129.98
  6. Step 6: Final answer
    x = 46,561.38

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1.5x scale

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.