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Finding the Fourth Proportional to 64,286.65, 96,443.75 and 32,701.11

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Solution

The fourth proportional to 64,286.65, 96,443.75 and 32,701.11 is: 49,058.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,286.65 : 96,443.75 = 32,701.11 : x
  2. Step 2: Convert to fraction form
    64,286.65/96,443.75 = 32,701.11/x
  3. Step 3: Cross multiply
    64,286.65x = 96,443.75 × 32,701.11
  4. Step 4: Simplify right side
    64,286.65x = 3,153,817,677.56
  5. Step 5: Solve for x
    x = 3,153,817,677.56/64,286.65
  6. Step 6: Final answer
    x = 49,058.67

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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.