Home / 125,914.11-188,885.01-41,643.58

Finding the Fourth Proportional to 125,914.11, 188,885.01 and 41,643.58

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Solution

The fourth proportional to 125,914.11, 188,885.01 and 41,643.58 is: 62,469.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,914.11 : 188,885.01 = 41,643.58 : x
  2. Step 2: Convert to fraction form
    125,914.11/188,885.01 = 41,643.58/x
  3. Step 3: Cross multiply
    125,914.11x = 188,885.01 × 41,643.58
  4. Step 4: Simplify right side
    125,914.11x = 7,865,848,024.74
  5. Step 5: Solve for x
    x = 7,865,848,024.74/125,914.11
  6. Step 6: Final answer
    x = 62,469.95

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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.