Home / 104,929.94-144,799.11-57,182.27

Finding the Fourth Proportional to 104,929.94, 144,799.11 and 57,182.27

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Solution

The fourth proportional to 104,929.94, 144,799.11 and 57,182.27 is: 78,909.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,929.94 : 144,799.11 = 57,182.27 : x
  2. Step 2: Convert to fraction form
    104,929.94/144,799.11 = 57,182.27/x
  3. Step 3: Cross multiply
    104,929.94x = 144,799.11 × 57,182.27
  4. Step 4: Simplify right side
    104,929.94x = 8,279,941,079.78
  5. Step 5: Solve for x
    x = 8,279,941,079.78/104,929.94
  6. Step 6: Final answer
    x = 78,909.23

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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.