Home / 60,782.27-91,144.23-28,734.66

Finding the Fourth Proportional to 60,782.27, 91,144.23 and 28,734.66

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Solution

The fourth proportional to 60,782.27, 91,144.23 and 28,734.66 is: 43,088.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,782.27 : 91,144.23 = 28,734.66 : x
  2. Step 2: Convert to fraction form
    60,782.27/91,144.23 = 28,734.66/x
  3. Step 3: Cross multiply
    60,782.27x = 91,144.23 × 28,734.66
  4. Step 4: Simplify right side
    60,782.27x = 2,618,998,460.01
  5. Step 5: Solve for x
    x = 2,618,998,460.01/60,782.27
  6. Step 6: Final answer
    x = 43,088.20

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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.