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Finding the Fourth Proportional to 60,907.78, 91,318.26 and 23,436.27

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Solution

The fourth proportional to 60,907.78, 91,318.26 and 23,436.27 is: 35,137.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,907.78 : 91,318.26 = 23,436.27 : x
  2. Step 2: Convert to fraction form
    60,907.78/91,318.26 = 23,436.27/x
  3. Step 3: Cross multiply
    60,907.78x = 91,318.26 × 23,436.27
  4. Step 4: Simplify right side
    60,907.78x = 2,140,159,397.29
  5. Step 5: Solve for x
    x = 2,140,159,397.29/60,907.78
  6. Step 6: Final answer
    x = 35,137.70

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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.