Home / 104,848.29-144,691.38-57,100.68

Finding the Fourth Proportional to 104,848.29, 144,691.38 and 57,100.68

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Solution

The fourth proportional to 104,848.29, 144,691.38 and 57,100.68 is: 78,799.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,848.29 : 144,691.38 = 57,100.68 : x
  2. Step 2: Convert to fraction form
    104,848.29/144,691.38 = 57,100.68/x
  3. Step 3: Cross multiply
    104,848.29x = 144,691.38 × 57,100.68
  4. Step 4: Simplify right side
    104,848.29x = 8,261,976,188.14
  5. Step 5: Solve for x
    x = 8,261,976,188.14/104,848.29
  6. Step 6: Final answer
    x = 78,799.34

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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.