Home / 66,825.42-100,226.01-26,842.79

Finding the Fourth Proportional to 66,825.42, 100,226.01 and 26,842.79

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Solution

The fourth proportional to 66,825.42, 100,226.01 and 26,842.79 is: 40,259.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,825.42 : 100,226.01 = 26,842.79 : x
  2. Step 2: Convert to fraction form
    66,825.42/100,226.01 = 26,842.79/x
  3. Step 3: Cross multiply
    66,825.42x = 100,226.01 × 26,842.79
  4. Step 4: Simplify right side
    66,825.42x = 2,690,345,488.40
  5. Step 5: Solve for x
    x = 2,690,345,488.40/66,825.42
  6. Step 6: Final answer
    x = 40,259.32

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1.5x scale

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.