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Finding the Fourth Proportional to 63,759.77, 87,988.23 and 35,465.46

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Solution

The fourth proportional to 63,759.77, 87,988.23 and 35,465.46 is: 48,942.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,759.77 : 87,988.23 = 35,465.46 : x
  2. Step 2: Convert to fraction form
    63,759.77/87,988.23 = 35,465.46/x
  3. Step 3: Cross multiply
    63,759.77x = 87,988.23 × 35,465.46
  4. Step 4: Simplify right side
    63,759.77x = 3,120,543,051.54
  5. Step 5: Solve for x
    x = 3,120,543,051.54/63,759.77
  6. Step 6: Final answer
    x = 48,942.20

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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.