Home / 217,819.37-326,769.84-97,873.35

Finding the Fourth Proportional to 217,819.37, 326,769.84 and 97,873.35

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Solution

The fourth proportional to 217,819.37, 326,769.84 and 97,873.35 is: 146,828.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,819.37 : 326,769.84 = 97,873.35 : x
  2. Step 2: Convert to fraction form
    217,819.37/326,769.84 = 97,873.35/x
  3. Step 3: Cross multiply
    217,819.37x = 326,769.84 × 97,873.35
  4. Step 4: Simplify right side
    217,819.37x = 31,982,058,919.76
  5. Step 5: Solve for x
    x = 31,982,058,919.76/217,819.37
  6. Step 6: Final answer
    x = 146,828.35

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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.