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Finding the Fourth Proportional to 44,674.80, 66,935.40 and 29,084.40

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Solution

The fourth proportional to 44,674.80, 66,935.40 and 29,084.40 is: 43,576.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,674.80 : 66,935.40 = 29,084.40 : x
  2. Step 2: Convert to fraction form
    44,674.80/66,935.40 = 29,084.40/x
  3. Step 3: Cross multiply
    44,674.80x = 66,935.40 × 29,084.40
  4. Step 4: Simplify right side
    44,674.80x = 1,946,775,947.76
  5. Step 5: Solve for x
    x = 1,946,775,947.76/44,674.80
  6. Step 6: Final answer
    x = 43,576.60

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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.