Home / 67,684.19-101,563.19-30,242.75

Finding the Fourth Proportional to 67,684.19, 101,563.19 and 30,242.75

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Solution

The fourth proportional to 67,684.19, 101,563.19 and 30,242.75 is: 45,380.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,684.19 : 101,563.19 = 30,242.75 : x
  2. Step 2: Convert to fraction form
    67,684.19/101,563.19 = 30,242.75/x
  3. Step 3: Cross multiply
    67,684.19x = 101,563.19 × 30,242.75
  4. Step 4: Simplify right side
    67,684.19x = 3,071,549,505.34
  5. Step 5: Solve for x
    x = 3,071,549,505.34/67,684.19
  6. Step 6: Final answer
    x = 45,380.61

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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.