Home / 214,449.12-321,568.92-64,661.22

Finding the Fourth Proportional to 214,449.12, 321,568.92 and 64,661.22

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Solution

The fourth proportional to 214,449.12, 321,568.92 and 64,661.22 is: 96,960.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,449.12 : 321,568.92 = 64,661.22 : x
  2. Step 2: Convert to fraction form
    214,449.12/321,568.92 = 64,661.22/x
  3. Step 3: Cross multiply
    214,449.12x = 321,568.92 × 64,661.22
  4. Step 4: Simplify right side
    214,449.12x = 20,793,038,681.28
  5. Step 5: Solve for x
    x = 20,793,038,681.28/214,449.12
  6. Step 6: Final answer
    x = 96,960.24

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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.