Home / 60,778.29-91,120.96-50,215.08

Finding the Fourth Proportional to 60,778.29, 91,120.96 and 50,215.08

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Solution

The fourth proportional to 60,778.29, 91,120.96 and 50,215.08 is: 75,284.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,778.29 : 91,120.96 = 50,215.08 : x
  2. Step 2: Convert to fraction form
    60,778.29/91,120.96 = 50,215.08/x
  3. Step 3: Cross multiply
    60,778.29x = 91,120.96 × 50,215.08
  4. Step 4: Simplify right side
    60,778.29x = 4,575,646,170.54
  5. Step 5: Solve for x
    x = 4,575,646,170.54/60,778.29
  6. Step 6: Final answer
    x = 75,284.22

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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.