Home / 125,261.16-187,874.46-69,204.84

Finding the Fourth Proportional to 125,261.16, 187,874.46 and 69,204.84

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Solution

The fourth proportional to 125,261.16, 187,874.46 and 69,204.84 is: 103,797.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,261.16 : 187,874.46 = 69,204.84 : x
  2. Step 2: Convert to fraction form
    125,261.16/187,874.46 = 69,204.84/x
  3. Step 3: Cross multiply
    125,261.16x = 187,874.46 × 69,204.84
  4. Step 4: Simplify right side
    125,261.16x = 13,001,821,944.39
  5. Step 5: Solve for x
    x = 13,001,821,944.39/125,261.16
  6. Step 6: Final answer
    x = 103,797.71

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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.