Home / 195,550.96-293,279.44-90,268.80

Finding the Fourth Proportional to 195,550.96, 293,279.44 and 90,268.80

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Solution

The fourth proportional to 195,550.96, 293,279.44 and 90,268.80 is: 135,381.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,550.96 : 293,279.44 = 90,268.80 : x
  2. Step 2: Convert to fraction form
    195,550.96/293,279.44 = 90,268.80/x
  3. Step 3: Cross multiply
    195,550.96x = 293,279.44 × 90,268.80
  4. Step 4: Simplify right side
    195,550.96x = 26,473,983,113.47
  5. Step 5: Solve for x
    x = 26,473,983,113.47/195,550.96
  6. Step 6: Final answer
    x = 135,381.50

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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.