Home / 251,270.69-346,756.94-136,551.61

Finding the Fourth Proportional to 251,270.69, 346,756.94 and 136,551.61

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Solution

The fourth proportional to 251,270.69, 346,756.94 and 136,551.61 is: 188,443.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,270.69 : 346,756.94 = 136,551.61 : x
  2. Step 2: Convert to fraction form
    251,270.69/346,756.94 = 136,551.61/x
  3. Step 3: Cross multiply
    251,270.69x = 346,756.94 × 136,551.61
  4. Step 4: Simplify right side
    251,270.69x = 47,350,218,790.50
  5. Step 5: Solve for x
    x = 47,350,218,790.50/251,270.69
  6. Step 6: Final answer
    x = 188,443.06

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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.