Home / 63,229.54-94,869.81-28,145.20

Finding the Fourth Proportional to 63,229.54, 94,869.81 and 28,145.20

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Solution

The fourth proportional to 63,229.54, 94,869.81 and 28,145.20 is: 42,229.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,229.54 : 94,869.81 = 28,145.20 : x
  2. Step 2: Convert to fraction form
    63,229.54/94,869.81 = 28,145.20/x
  3. Step 3: Cross multiply
    63,229.54x = 94,869.81 × 28,145.20
  4. Step 4: Simplify right side
    63,229.54x = 2,670,129,776.41
  5. Step 5: Solve for x
    x = 2,670,129,776.41/63,229.54
  6. Step 6: Final answer
    x = 42,229.15

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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.