Home / 125,819.93-188,376.79-94,376.34

Finding the Fourth Proportional to 125,819.93, 188,376.79 and 94,376.34

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Solution

The fourth proportional to 125,819.93, 188,376.79 and 94,376.34 is: 141,299.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,819.93 : 188,376.79 = 94,376.34 : x
  2. Step 2: Convert to fraction form
    125,819.93/188,376.79 = 94,376.34/x
  3. Step 3: Cross multiply
    125,819.93x = 188,376.79 × 94,376.34
  4. Step 4: Simplify right side
    125,819.93x = 17,778,311,922.16
  5. Step 5: Solve for x
    x = 17,778,311,922.16/125,819.93
  6. Step 6: Final answer
    x = 141,299.65

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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.