Home / 65,002.20-89,614.08-41,116.92

Finding the Fourth Proportional to 65,002.20, 89,614.08 and 41,116.92

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Solution

The fourth proportional to 65,002.20, 89,614.08 and 41,116.92 is: 56,685.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,002.20 : 89,614.08 = 41,116.92 : x
  2. Step 2: Convert to fraction form
    65,002.20/89,614.08 = 41,116.92/x
  3. Step 3: Cross multiply
    65,002.20x = 89,614.08 × 41,116.92
  4. Step 4: Simplify right side
    65,002.20x = 3,684,654,958.23
  5. Step 5: Solve for x
    x = 3,684,654,958.23/65,002.20
  6. Step 6: Final answer
    x = 56,685.08

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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.