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Finding the Fourth Proportional to 49,798.08, 68,718.24 and 27,442.08

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Solution

The fourth proportional to 49,798.08, 68,718.24 and 27,442.08 is: 37,868.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,798.08 : 68,718.24 = 27,442.08 : x
  2. Step 2: Convert to fraction form
    49,798.08/68,718.24 = 27,442.08/x
  3. Step 3: Cross multiply
    49,798.08x = 68,718.24 × 27,442.08
  4. Step 4: Simplify right side
    49,798.08x = 1,885,771,439.54
  5. Step 5: Solve for x
    x = 1,885,771,439.54/49,798.08
  6. Step 6: Final answer
    x = 37,868.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.