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Finding the Fourth Proportional to 63,468, 87,585.84 and 35,177.94

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Solution

The fourth proportional to 63,468, 87,585.84 and 35,177.94 is: 48,545.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,468 : 87,585.84 = 35,177.94 : x
  2. Step 2: Convert to fraction form
    63,468/87,585.84 = 35,177.94/x
  3. Step 3: Cross multiply
    63,468x = 87,585.84 × 35,177.94
  4. Step 4: Simplify right side
    63,468x = 3,081,089,424.37
  5. Step 5: Solve for x
    x = 3,081,089,424.37/63,468
  6. Step 6: Final answer
    x = 48,545.56

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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.