Home / 251,069.67-346,482.09-136,352.61

Finding the Fourth Proportional to 251,069.67, 346,482.09 and 136,352.61

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Solution

The fourth proportional to 251,069.67, 346,482.09 and 136,352.61 is: 188,169.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,069.67 : 346,482.09 = 136,352.61 : x
  2. Step 2: Convert to fraction form
    251,069.67/346,482.09 = 136,352.61/x
  3. Step 3: Cross multiply
    251,069.67x = 346,482.09 × 136,352.61
  4. Step 4: Simplify right side
    251,069.67x = 47,243,737,289.75
  5. Step 5: Solve for x
    x = 47,243,737,289.75/251,069.67
  6. Step 6: Final answer
    x = 188,169.83

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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.