Home / 218,647.24-301,497.17-136,946.38

Finding the Fourth Proportional to 218,647.24, 301,497.17 and 136,946.38

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Solution

The fourth proportional to 218,647.24, 301,497.17 and 136,946.38 is: 188,838.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,647.24 : 301,497.17 = 136,946.38 : x
  2. Step 2: Convert to fraction form
    218,647.24/301,497.17 = 136,946.38/x
  3. Step 3: Cross multiply
    218,647.24x = 301,497.17 × 136,946.38
  4. Step 4: Simplify right side
    218,647.24x = 41,288,947,758.58
  5. Step 5: Solve for x
    x = 41,288,947,758.58/218,647.24
  6. Step 6: Final answer
    x = 188,838.19

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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.