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Finding the Fourth Proportional to 45,352.71, 68,036.05 and 23,154.05

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Solution

The fourth proportional to 45,352.71, 68,036.05 and 23,154.05 is: 34,734.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,352.71 : 68,036.05 = 23,154.05 : x
  2. Step 2: Convert to fraction form
    45,352.71/68,036.05 = 23,154.05/x
  3. Step 3: Cross multiply
    45,352.71x = 68,036.05 × 23,154.05
  4. Step 4: Simplify right side
    45,352.71x = 1,575,310,302.54
  5. Step 5: Solve for x
    x = 1,575,310,302.54/45,352.71
  6. Step 6: Final answer
    x = 34,734.65

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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.