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Finding the Fourth Proportional to 107.01, 160.41 and 46.13

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Solution

The fourth proportional to 107.01, 160.41 and 46.13 is: 69.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    107.01 : 160.41 = 46.13 : x
  2. Step 2: Convert to fraction form
    107.01/160.41 = 46.13/x
  3. Step 3: Cross multiply
    107.01x = 160.41 × 46.13
  4. Step 4: Simplify right side
    107.01x = 7,399.71
  5. Step 5: Solve for x
    x = 7,399.71/107.01
  6. Step 6: Final answer
    x = 69.15

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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.