Home / 75,479.13-104,162.97-41,487.35

Finding the Fourth Proportional to 75,479.13, 104,162.97 and 41,487.35

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Solution

The fourth proportional to 75,479.13, 104,162.97 and 41,487.35 is: 57,253.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,479.13 : 104,162.97 = 41,487.35 : x
  2. Step 2: Convert to fraction form
    75,479.13/104,162.97 = 41,487.35/x
  3. Step 3: Cross multiply
    75,479.13x = 104,162.97 × 41,487.35
  4. Step 4: Simplify right side
    75,479.13x = 4,321,445,072.61
  5. Step 5: Solve for x
    x = 4,321,445,072.61/75,479.13
  6. Step 6: Final answer
    x = 57,253.51

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1.5x scale

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.