Home / 71,512.35-98,691.74-41,298.95

Finding the Fourth Proportional to 71,512.35, 98,691.74 and 41,298.95

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Solution

The fourth proportional to 71,512.35, 98,691.74 and 41,298.95 is: 56,995.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,512.35 : 98,691.74 = 41,298.95 : x
  2. Step 2: Convert to fraction form
    71,512.35/98,691.74 = 41,298.95/x
  3. Step 3: Cross multiply
    71,512.35x = 98,691.74 × 41,298.95
  4. Step 4: Simplify right side
    71,512.35x = 4,075,864,535.72
  5. Step 5: Solve for x
    x = 4,075,864,535.72/71,512.35
  6. Step 6: Final answer
    x = 56,995.25

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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.