Home / 75,319.89-103,937.94-41,327.61

Finding the Fourth Proportional to 75,319.89, 103,937.94 and 41,327.61

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Solution

The fourth proportional to 75,319.89, 103,937.94 and 41,327.61 is: 57,030.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,319.89 : 103,937.94 = 41,327.61 : x
  2. Step 2: Convert to fraction form
    75,319.89/103,937.94 = 41,327.61/x
  3. Step 3: Cross multiply
    75,319.89x = 103,937.94 × 41,327.61
  4. Step 4: Simplify right side
    75,319.89x = 4,295,506,648.52
  5. Step 5: Solve for x
    x = 4,295,506,648.52/75,319.89
  6. Step 6: Final answer
    x = 57,030.18

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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.