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Finding the Fourth Proportional to 63,052.98, 87,013.72 and 34,759.68

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Solution

The fourth proportional to 63,052.98, 87,013.72 and 34,759.68 is: 47,968.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,052.98 : 87,013.72 = 34,759.68 : x
  2. Step 2: Convert to fraction form
    63,052.98/87,013.72 = 34,759.68/x
  3. Step 3: Cross multiply
    63,052.98x = 87,013.72 × 34,759.68
  4. Step 4: Simplify right side
    63,052.98x = 3,024,569,062.81
  5. Step 5: Solve for x
    x = 3,024,569,062.81/63,052.98
  6. Step 6: Final answer
    x = 47,968.69

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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.