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Finding the Fourth Proportional to 125,939, 173,795.84 and 69,350.24

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Solution

The fourth proportional to 125,939, 173,795.84 and 69,350.24 is: 95,703.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,939 : 173,795.84 = 69,350.24 : x
  2. Step 2: Convert to fraction form
    125,939/173,795.84 = 69,350.24/x
  3. Step 3: Cross multiply
    125,939x = 173,795.84 × 69,350.24
  4. Step 4: Simplify right side
    125,939x = 12,052,783,215.00
  5. Step 5: Solve for x
    x = 12,052,783,215.00/125,939
  6. Step 6: Final answer
    x = 95,703.34

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1.5x scale

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.