Home / 74,216.91-111,326.99-44,659.47

Finding the Fourth Proportional to 74,216.91, 111,326.99 and 44,659.47

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Solution

The fourth proportional to 74,216.91, 111,326.99 and 44,659.47 is: 66,990.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,216.91 : 111,326.99 = 44,659.47 : x
  2. Step 2: Convert to fraction form
    74,216.91/111,326.99 = 44,659.47/x
  3. Step 3: Cross multiply
    74,216.91x = 111,326.99 × 44,659.47
  4. Step 4: Simplify right side
    74,216.91x = 4,971,804,146.80
  5. Step 5: Solve for x
    x = 4,971,804,146.80/74,216.91
  6. Step 6: Final answer
    x = 66,990.18

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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.