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Finding the Fourth Proportional to 63,544.86, 87,702.41 and 35,259.66

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Solution

The fourth proportional to 63,544.86, 87,702.41 and 35,259.66 is: 48,664.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,544.86 : 87,702.41 = 35,259.66 : x
  2. Step 2: Convert to fraction form
    63,544.86/87,702.41 = 35,259.66/x
  3. Step 3: Cross multiply
    63,544.86x = 87,702.41 × 35,259.66
  4. Step 4: Simplify right side
    63,544.86x = 3,092,356,807.42
  5. Step 5: Solve for x
    x = 3,092,356,807.42/63,544.86
  6. Step 6: Final answer
    x = 48,664.16

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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.