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Finding the Fourth Proportional to 63,859.40, 88,122.50 and 35,173.47

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Solution

The fourth proportional to 63,859.40, 88,122.50 and 35,173.47 is: 48,537.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,859.40 : 88,122.50 = 35,173.47 : x
  2. Step 2: Convert to fraction form
    63,859.40/88,122.50 = 35,173.47/x
  3. Step 3: Cross multiply
    63,859.40x = 88,122.50 × 35,173.47
  4. Step 4: Simplify right side
    63,859.40x = 3,099,574,110.08
  5. Step 5: Solve for x
    x = 3,099,574,110.08/63,859.40
  6. Step 6: Final answer
    x = 48,537.48

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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.