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Finding the Fourth Proportional to 216,751.04, 325,264.80 and 92,092.08

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Solution

The fourth proportional to 216,751.04, 325,264.80 and 92,092.08 is: 138,196.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,751.04 : 325,264.80 = 92,092.08 : x
  2. Step 2: Convert to fraction form
    216,751.04/325,264.80 = 92,092.08/x
  3. Step 3: Cross multiply
    216,751.04x = 325,264.80 × 92,092.08
  4. Step 4: Simplify right side
    216,751.04x = 29,954,311,982.78
  5. Step 5: Solve for x
    x = 29,954,311,982.78/216,751.04
  6. Step 6: Final answer
    x = 138,196.85

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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.