Home / 144,971.66-200,252.52-120,851.42

Finding the Fourth Proportional to 144,971.66, 200,252.52 and 120,851.42

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Solution

The fourth proportional to 144,971.66, 200,252.52 and 120,851.42 is: 166,934.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,971.66 : 200,252.52 = 120,851.42 : x
  2. Step 2: Convert to fraction form
    144,971.66/200,252.52 = 120,851.42/x
  3. Step 3: Cross multiply
    144,971.66x = 200,252.52 × 120,851.42
  4. Step 4: Simplify right side
    144,971.66x = 24,200,800,399.32
  5. Step 5: Solve for x
    x = 24,200,800,399.32/144,971.66
  6. Step 6: Final answer
    x = 166,934.70

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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.