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Finding the Fourth Proportional to 88,867.81, 133,261.62 and 32,698.36

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Solution

The fourth proportional to 88,867.81, 133,261.62 and 32,698.36 is: 49,032.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,867.81 : 133,261.62 = 32,698.36 : x
  2. Step 2: Convert to fraction form
    88,867.81/133,261.62 = 32,698.36/x
  3. Step 3: Cross multiply
    88,867.81x = 133,261.62 × 32,698.36
  4. Step 4: Simplify right side
    88,867.81x = 4,357,436,424.94
  5. Step 5: Solve for x
    x = 4,357,436,424.94/88,867.81
  6. Step 6: Final answer
    x = 49,032.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.