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Finding the Fourth Proportional to 60,246.91, 83,179.47 and 38,745.91

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Solution

The fourth proportional to 60,246.91, 83,179.47 and 38,745.91 is: 53,494.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,246.91 : 83,179.47 = 38,745.91 : x
  2. Step 2: Convert to fraction form
    60,246.91/83,179.47 = 38,745.91/x
  3. Step 3: Cross multiply
    60,246.91x = 83,179.47 × 38,745.91
  4. Step 4: Simplify right side
    60,246.91x = 3,222,864,258.47
  5. Step 5: Solve for x
    x = 3,222,864,258.47/60,246.91
  6. Step 6: Final answer
    x = 53,494.27

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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.