Home / 372,838.42-559,340.66-136,180.72

Finding the Fourth Proportional to 372,838.42, 559,340.66 and 136,180.72

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Solution

The fourth proportional to 372,838.42, 559,340.66 and 136,180.72 is: 204,301.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,838.42 : 559,340.66 = 136,180.72 : x
  2. Step 2: Convert to fraction form
    372,838.42/559,340.66 = 136,180.72/x
  3. Step 3: Cross multiply
    372,838.42x = 559,340.66 × 136,180.72
  4. Step 4: Simplify right side
    372,838.42x = 76,171,413,804.08
  5. Step 5: Solve for x
    x = 76,171,413,804.08/372,838.42
  6. Step 6: Final answer
    x = 204,301.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.