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Finding the Fourth Proportional to 69,548.28, 104,152.28 and 62,809.08

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Solution

The fourth proportional to 69,548.28, 104,152.28 and 62,809.08 is: 94,059.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,548.28 : 104,152.28 = 62,809.08 : x
  2. Step 2: Convert to fraction form
    69,548.28/104,152.28 = 62,809.08/x
  3. Step 3: Cross multiply
    69,548.28x = 104,152.28 × 62,809.08
  4. Step 4: Simplify right side
    69,548.28x = 6,541,708,886.70
  5. Step 5: Solve for x
    x = 6,541,708,886.70/69,548.28
  6. Step 6: Final answer
    x = 94,059.97

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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.