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Finding the Fourth Proportional to 163,232.66, 244,890.17 and 79,033.16

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Solution

The fourth proportional to 163,232.66, 244,890.17 and 79,033.16 is: 118,569.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,232.66 : 244,890.17 = 79,033.16 : x
  2. Step 2: Convert to fraction form
    163,232.66/244,890.17 = 79,033.16/x
  3. Step 3: Cross multiply
    163,232.66x = 244,890.17 × 79,033.16
  4. Step 4: Simplify right side
    163,232.66x = 19,354,443,988.04
  5. Step 5: Solve for x
    x = 19,354,443,988.04/163,232.66
  6. Step 6: Final answer
    x = 118,569.68

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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.