Home / 125,895.19-188,824.14-45,914.39

Finding the Fourth Proportional to 125,895.19, 188,824.14 and 45,914.39

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Solution

The fourth proportional to 125,895.19, 188,824.14 and 45,914.39 is: 68,864.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,895.19 : 188,824.14 = 45,914.39 : x
  2. Step 2: Convert to fraction form
    125,895.19/188,824.14 = 45,914.39/x
  3. Step 3: Cross multiply
    125,895.19x = 188,824.14 × 45,914.39
  4. Step 4: Simplify right side
    125,895.19x = 8,669,745,902.35
  5. Step 5: Solve for x
    x = 8,669,745,902.35/125,895.19
  6. Step 6: Final answer
    x = 68,864.79

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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.