Home / 217,928.16-326,867.76-60,179.04

Finding the Fourth Proportional to 217,928.16, 326,867.76 and 60,179.04

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Solution

The fourth proportional to 217,928.16, 326,867.76 and 60,179.04 is: 90,261.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,928.16 : 326,867.76 = 60,179.04 : x
  2. Step 2: Convert to fraction form
    217,928.16/326,867.76 = 60,179.04/x
  3. Step 3: Cross multiply
    217,928.16x = 326,867.76 × 60,179.04
  4. Step 4: Simplify right side
    217,928.16x = 19,670,588,003.75
  5. Step 5: Solve for x
    x = 19,670,588,003.75/217,928.16
  6. Step 6: Final answer
    x = 90,261.80

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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.