Home / 104,929.90-144,799.04-57,182.22

Finding the Fourth Proportional to 104,929.90, 144,799.04 and 57,182.22

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Solution

The fourth proportional to 104,929.90, 144,799.04 and 57,182.22 is: 78,909.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,929.90 : 144,799.04 = 57,182.22 : x
  2. Step 2: Convert to fraction form
    104,929.90/144,799.04 = 57,182.22/x
  3. Step 3: Cross multiply
    104,929.90x = 144,799.04 × 57,182.22
  4. Step 4: Simplify right side
    104,929.90x = 8,279,930,704.02
  5. Step 5: Solve for x
    x = 8,279,930,704.02/104,929.90
  6. Step 6: Final answer
    x = 78,909.17

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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.