Home / 63,288.18-87,334.20-34,992

Finding the Fourth Proportional to 63,288.18, 87,334.20 and 34,992

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Solution

The fourth proportional to 63,288.18, 87,334.20 and 34,992 is: 48,287.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,288.18 : 87,334.20 = 34,992 : x
  2. Step 2: Convert to fraction form
    63,288.18/87,334.20 = 34,992/x
  3. Step 3: Cross multiply
    63,288.18x = 87,334.20 × 34,992
  4. Step 4: Simplify right side
    63,288.18x = 3,055,998,326.40
  5. Step 5: Solve for x
    x = 3,055,998,326.40/63,288.18
  6. Step 6: Final answer
    x = 48,287.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.