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Finding the Fourth Proportional to 63,383.31, 87,468.80 and 35,089.00

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Solution

The fourth proportional to 63,383.31, 87,468.80 and 35,089.00 is: 48,422.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,383.31 : 87,468.80 = 35,089.00 : x
  2. Step 2: Convert to fraction form
    63,383.31/87,468.80 = 35,089.00/x
  3. Step 3: Cross multiply
    63,383.31x = 87,468.80 × 35,089.00
  4. Step 4: Simplify right side
    63,383.31x = 3,069,192,329.08
  5. Step 5: Solve for x
    x = 3,069,192,329.08/63,383.31
  6. Step 6: Final answer
    x = 48,422.72

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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.