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Finding the Fourth Proportional to 63,086.88, 87,032.40 and 41,548.80

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Solution

The fourth proportional to 63,086.88, 87,032.40 and 41,548.80 is: 57,319.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,086.88 : 87,032.40 = 41,548.80 : x
  2. Step 2: Convert to fraction form
    63,086.88/87,032.40 = 41,548.80/x
  3. Step 3: Cross multiply
    63,086.88x = 87,032.40 × 41,548.80
  4. Step 4: Simplify right side
    63,086.88x = 3,616,091,781.12
  5. Step 5: Solve for x
    x = 3,616,091,781.12/63,086.88
  6. Step 6: Final answer
    x = 57,319.24

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1.5x scale

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.