Home / 141,596.20-195,318.18-90,620.20

Finding the Fourth Proportional to 141,596.20, 195,318.18 and 90,620.20

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Solution

The fourth proportional to 141,596.20, 195,318.18 and 90,620.20 is: 125,001.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,596.20 : 195,318.18 = 90,620.20 : x
  2. Step 2: Convert to fraction form
    141,596.20/195,318.18 = 90,620.20/x
  3. Step 3: Cross multiply
    141,596.20x = 195,318.18 × 90,620.20
  4. Step 4: Simplify right side
    141,596.20x = 17,699,772,535.24
  5. Step 5: Solve for x
    x = 17,699,772,535.24/141,596.20
  6. Step 6: Final answer
    x = 125,001.75

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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.