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Finding the Fourth Proportional to 63,071.72, 87,035.85 and 35,844.27

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Solution

The fourth proportional to 63,071.72, 87,035.85 and 35,844.27 is: 49,463.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,071.72 : 87,035.85 = 35,844.27 : x
  2. Step 2: Convert to fraction form
    63,071.72/87,035.85 = 35,844.27/x
  3. Step 3: Cross multiply
    63,071.72x = 87,035.85 × 35,844.27
  4. Step 4: Simplify right side
    63,071.72x = 3,119,736,507.08
  5. Step 5: Solve for x
    x = 3,119,736,507.08/63,071.72
  6. Step 6: Final answer
    x = 49,463.32

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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.