Home / 251,578.23-347,162.67-136,856.04

Finding the Fourth Proportional to 251,578.23, 347,162.67 and 136,856.04

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Solution

The fourth proportional to 251,578.23, 347,162.67 and 136,856.04 is: 188,853.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,578.23 : 347,162.67 = 136,856.04 : x
  2. Step 2: Convert to fraction form
    251,578.23/347,162.67 = 136,856.04/x
  3. Step 3: Cross multiply
    251,578.23x = 347,162.67 × 136,856.04
  4. Step 4: Simplify right side
    251,578.23x = 47,511,308,252.03
  5. Step 5: Solve for x
    x = 47,511,308,252.03/251,578.23
  6. Step 6: Final answer
    x = 188,853.02

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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.