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Finding the Fourth Proportional to 73,492.65, 101,274.71 and 52,212.33

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Solution

The fourth proportional to 73,492.65, 101,274.71 and 52,212.33 is: 71,949.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,492.65 : 101,274.71 = 52,212.33 : x
  2. Step 2: Convert to fraction form
    73,492.65/101,274.71 = 52,212.33/x
  3. Step 3: Cross multiply
    73,492.65x = 101,274.71 × 52,212.33
  4. Step 4: Simplify right side
    73,492.65x = 5,287,788,318.11
  5. Step 5: Solve for x
    x = 5,287,788,318.11/73,492.65
  6. Step 6: Final answer
    x = 71,949.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.