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Finding the Fourth Proportional to 216,932.94, 325,366.56 and 59,173.80

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Solution

The fourth proportional to 216,932.94, 325,366.56 and 59,173.80 is: 88,751.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,932.94 : 325,366.56 = 59,173.80 : x
  2. Step 2: Convert to fraction form
    216,932.94/325,366.56 = 59,173.80/x
  3. Step 3: Cross multiply
    216,932.94x = 325,366.56 × 59,173.80
  4. Step 4: Simplify right side
    216,932.94x = 19,253,175,748.13
  5. Step 5: Solve for x
    x = 19,253,175,748.13/216,932.94
  6. Step 6: Final answer
    x = 88,751.74

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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.