Home / 79,717.62-110,008.05-43,418.25

Finding the Fourth Proportional to 79,717.62, 110,008.05 and 43,418.25

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Solution

The fourth proportional to 79,717.62, 110,008.05 and 43,418.25 is: 59,915.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,717.62 : 110,008.05 = 43,418.25 : x
  2. Step 2: Convert to fraction form
    79,717.62/110,008.05 = 43,418.25/x
  3. Step 3: Cross multiply
    79,717.62x = 110,008.05 × 43,418.25
  4. Step 4: Simplify right side
    79,717.62x = 4,776,357,016.91
  5. Step 5: Solve for x
    x = 4,776,357,016.91/79,717.62
  6. Step 6: Final answer
    x = 59,915.95

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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.