Home / 104,719.91-144,515.97-59,400.95

Finding the Fourth Proportional to 104,719.91, 144,515.97 and 59,400.95

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Solution

The fourth proportional to 104,719.91, 144,515.97 and 59,400.95 is: 81,974.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,719.91 : 144,515.97 = 59,400.95 : x
  2. Step 2: Convert to fraction form
    104,719.91/144,515.97 = 59,400.95/x
  3. Step 3: Cross multiply
    104,719.91x = 144,515.97 × 59,400.95
  4. Step 4: Simplify right side
    104,719.91x = 8,584,385,185.59
  5. Step 5: Solve for x
    x = 8,584,385,185.59/104,719.91
  6. Step 6: Final answer
    x = 81,974.72

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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.