Home / 113,449.60-170,194.66-38,565.81

Finding the Fourth Proportional to 113,449.60, 170,194.66 and 38,565.81

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Solution

The fourth proportional to 113,449.60, 170,194.66 and 38,565.81 is: 57,855.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,449.60 : 170,194.66 = 38,565.81 : x
  2. Step 2: Convert to fraction form
    113,449.60/170,194.66 = 38,565.81/x
  3. Step 3: Cross multiply
    113,449.60x = 170,194.66 × 38,565.81
  4. Step 4: Simplify right side
    113,449.60x = 6,563,694,920.57
  5. Step 5: Solve for x
    x = 6,563,694,920.57/113,449.60
  6. Step 6: Final answer
    x = 57,855.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.