Home / 65,396.12-90,274.07-44,204.09

Finding the Fourth Proportional to 65,396.12, 90,274.07 and 44,204.09

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Solution

The fourth proportional to 65,396.12, 90,274.07 and 44,204.09 is: 61,020.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,396.12 : 90,274.07 = 44,204.09 : x
  2. Step 2: Convert to fraction form
    65,396.12/90,274.07 = 44,204.09/x
  3. Step 3: Cross multiply
    65,396.12x = 90,274.07 × 44,204.09
  4. Step 4: Simplify right side
    65,396.12x = 3,990,482,774.09
  5. Step 5: Solve for x
    x = 3,990,482,774.09/65,396.12
  6. Step 6: Final answer
    x = 61,020.18

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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.