Home / 110,268.03-152,113.77-72,049.95

Finding the Fourth Proportional to 110,268.03, 152,113.77 and 72,049.95

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Solution

The fourth proportional to 110,268.03, 152,113.77 and 72,049.95 is: 99,392.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,268.03 : 152,113.77 = 72,049.95 : x
  2. Step 2: Convert to fraction form
    110,268.03/152,113.77 = 72,049.95/x
  3. Step 3: Cross multiply
    110,268.03x = 152,113.77 × 72,049.95
  4. Step 4: Simplify right side
    110,268.03x = 10,959,789,522.81
  5. Step 5: Solve for x
    x = 10,959,789,522.81/110,268.03
  6. Step 6: Final answer
    x = 99,392.27

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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.