Home / 173,819.30-239,874.28-105,839.14

Finding the Fourth Proportional to 173,819.30, 239,874.28 and 105,839.14

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Solution

The fourth proportional to 173,819.30, 239,874.28 and 105,839.14 is: 146,060.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,819.30 : 239,874.28 = 105,839.14 : x
  2. Step 2: Convert to fraction form
    173,819.30/239,874.28 = 105,839.14/x
  3. Step 3: Cross multiply
    173,819.30x = 239,874.28 × 105,839.14
  4. Step 4: Simplify right side
    173,819.30x = 25,388,087,503.32
  5. Step 5: Solve for x
    x = 25,388,087,503.32/173,819.30
  6. Step 6: Final answer
    x = 146,060.23

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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.