Home / 65,262.22-90,056.36-36,191.42

Finding the Fourth Proportional to 65,262.22, 90,056.36 and 36,191.42

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Solution

The fourth proportional to 65,262.22, 90,056.36 and 36,191.42 is: 49,941.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,262.22 : 90,056.36 = 36,191.42 : x
  2. Step 2: Convert to fraction form
    65,262.22/90,056.36 = 36,191.42/x
  3. Step 3: Cross multiply
    65,262.22x = 90,056.36 × 36,191.42
  4. Step 4: Simplify right side
    65,262.22x = 3,259,267,864.05
  5. Step 5: Solve for x
    x = 3,259,267,864.05/65,262.22
  6. Step 6: Final answer
    x = 49,941.11

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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.