Home / 65,230.22-90,016.08-36,551.06

Finding the Fourth Proportional to 65,230.22, 90,016.08 and 36,551.06

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Solution

The fourth proportional to 65,230.22, 90,016.08 and 36,551.06 is: 50,439.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,230.22 : 90,016.08 = 36,551.06 : x
  2. Step 2: Convert to fraction form
    65,230.22/90,016.08 = 36,551.06/x
  3. Step 3: Cross multiply
    65,230.22x = 90,016.08 × 36,551.06
  4. Step 4: Simplify right side
    65,230.22x = 3,290,182,690.96
  5. Step 5: Solve for x
    x = 3,290,182,690.96/65,230.22
  6. Step 6: Final answer
    x = 50,439.55

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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.