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Finding the Fourth Proportional to 372,770.44, 559,155.66 and 92,287.69

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Solution

The fourth proportional to 372,770.44, 559,155.66 and 92,287.69 is: 138,431.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,770.44 : 559,155.66 = 92,287.69 : x
  2. Step 2: Convert to fraction form
    372,770.44/559,155.66 = 92,287.69/x
  3. Step 3: Cross multiply
    372,770.44x = 559,155.66 × 92,287.69
  4. Step 4: Simplify right side
    372,770.44x = 51,603,182,467.86
  5. Step 5: Solve for x
    x = 51,603,182,467.86/372,770.44
  6. Step 6: Final answer
    x = 138,431.53

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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.