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Finding the Fourth Proportional to 125,938, 173,794.44 and 69,349.24

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Solution

The fourth proportional to 125,938, 173,794.44 and 69,349.24 is: 95,701.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,938 : 173,794.44 = 69,349.24 : x
  2. Step 2: Convert to fraction form
    125,938/173,794.44 = 69,349.24/x
  3. Step 3: Cross multiply
    125,938x = 173,794.44 × 69,349.24
  4. Step 4: Simplify right side
    125,938x = 12,052,512,330.23
  5. Step 5: Solve for x
    x = 12,052,512,330.23/125,938
  6. Step 6: Final answer
    x = 95,701.95

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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.