Home / 215,229.35-322,794.72-63,387.16

Finding the Fourth Proportional to 215,229.35, 322,794.72 and 63,387.16

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Solution

The fourth proportional to 215,229.35, 322,794.72 and 63,387.16 is: 95,066.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,229.35 : 322,794.72 = 63,387.16 : x
  2. Step 2: Convert to fraction form
    215,229.35/322,794.72 = 63,387.16/x
  3. Step 3: Cross multiply
    215,229.35x = 322,794.72 × 63,387.16
  4. Step 4: Simplify right side
    215,229.35x = 20,461,039,756.81
  5. Step 5: Solve for x
    x = 20,461,039,756.81/215,229.35
  6. Step 6: Final answer
    x = 95,066.21

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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.