Home / 141.24-210.75-125.04

Finding the Fourth Proportional to 141.24, 210.75 and 125.04

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Solution

The fourth proportional to 141.24, 210.75 and 125.04 is: 186.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    141.24 : 210.75 = 125.04 : x
  2. Step 2: Convert to fraction form
    141.24/210.75 = 125.04/x
  3. Step 3: Cross multiply
    141.24x = 210.75 × 125.04
  4. Step 4: Simplify right side
    141.24x = 26,352.18
  5. Step 5: Solve for x
    x = 26,352.18/141.24
  6. Step 6: Final answer
    x = 186.58

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.