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Finding the Fourth Proportional to 61,084.80, 91,598.32 and 23,662.40

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Solution

The fourth proportional to 61,084.80, 91,598.32 and 23,662.40 is: 35,482.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,084.80 : 91,598.32 = 23,662.40 : x
  2. Step 2: Convert to fraction form
    61,084.80/91,598.32 = 23,662.40/x
  3. Step 3: Cross multiply
    61,084.80x = 91,598.32 × 23,662.40
  4. Step 4: Simplify right side
    61,084.80x = 2,167,436,087.17
  5. Step 5: Solve for x
    x = 2,167,436,087.17/61,084.80
  6. Step 6: Final answer
    x = 35,482.41

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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.