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Finding the Fourth Proportional to 63,731.59, 87,950.61 and 35,052.51

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Solution

The fourth proportional to 63,731.59, 87,950.61 and 35,052.51 is: 48,373.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,731.59 : 87,950.61 = 35,052.51 : x
  2. Step 2: Convert to fraction form
    63,731.59/87,950.61 = 35,052.51/x
  3. Step 3: Cross multiply
    63,731.59x = 87,950.61 × 35,052.51
  4. Step 4: Simplify right side
    63,731.59x = 3,082,889,636.53
  5. Step 5: Solve for x
    x = 3,082,889,636.53/63,731.59
  6. Step 6: Final answer
    x = 48,373.02

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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.