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Finding the Fourth Proportional to 98,152.10, 147,201.27 and 27,057.97

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Solution

The fourth proportional to 98,152.10, 147,201.27 and 27,057.97 is: 40,579.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,152.10 : 147,201.27 = 27,057.97 : x
  2. Step 2: Convert to fraction form
    98,152.10/147,201.27 = 27,057.97/x
  3. Step 3: Cross multiply
    98,152.10x = 147,201.27 × 27,057.97
  4. Step 4: Simplify right side
    98,152.10x = 3,982,968,272.46
  5. Step 5: Solve for x
    x = 3,982,968,272.46/98,152.10
  6. Step 6: Final answer
    x = 40,579.55

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1.5x scale

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.