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Finding the Fourth Proportional to 73,689.65, 110,552.70 and 23,775.02

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Solution

The fourth proportional to 73,689.65, 110,552.70 and 23,775.02 is: 35,668.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,689.65 : 110,552.70 = 23,775.02 : x
  2. Step 2: Convert to fraction form
    73,689.65/110,552.70 = 23,775.02/x
  3. Step 3: Cross multiply
    73,689.65x = 110,552.70 × 23,775.02
  4. Step 4: Simplify right side
    73,689.65x = 2,628,392,653.55
  5. Step 5: Solve for x
    x = 2,628,392,653.55/73,689.65
  6. Step 6: Final answer
    x = 35,668.41

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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.