Home / 60,104.97-90,077.82-31,964.45

Finding the Fourth Proportional to 60,104.97, 90,077.82 and 31,964.45

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Solution

The fourth proportional to 60,104.97, 90,077.82 and 31,964.45 is: 47,904.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,104.97 : 90,077.82 = 31,964.45 : x
  2. Step 2: Convert to fraction form
    60,104.97/90,077.82 = 31,964.45/x
  3. Step 3: Cross multiply
    60,104.97x = 90,077.82 × 31,964.45
  4. Step 4: Simplify right side
    60,104.97x = 2,879,287,523.11
  5. Step 5: Solve for x
    x = 2,879,287,523.11/60,104.97
  6. Step 6: Final answer
    x = 47,904.32

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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.