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Finding the Fourth Proportional to 372,774.94, 559,162.41 and 92,292.19

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Solution

The fourth proportional to 372,774.94, 559,162.41 and 92,292.19 is: 138,438.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,774.94 : 559,162.41 = 92,292.19 : x
  2. Step 2: Convert to fraction form
    372,774.94/559,162.41 = 92,292.19/x
  3. Step 3: Cross multiply
    372,774.94x = 559,162.41 × 92,292.19
  4. Step 4: Simplify right side
    372,774.94x = 51,606,321,640.58
  5. Step 5: Solve for x
    x = 51,606,321,640.58/372,774.94
  6. Step 6: Final answer
    x = 138,438.28

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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.