Home / 217,384.84-326,009.88-104,995.24

Finding the Fourth Proportional to 217,384.84, 326,009.88 and 104,995.24

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Solution

The fourth proportional to 217,384.84, 326,009.88 and 104,995.24 is: 157,460.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,384.84 : 326,009.88 = 104,995.24 : x
  2. Step 2: Convert to fraction form
    217,384.84/326,009.88 = 104,995.24/x
  3. Step 3: Cross multiply
    217,384.84x = 326,009.88 × 104,995.24
  4. Step 4: Simplify right side
    217,384.84x = 34,229,485,592.97
  5. Step 5: Solve for x
    x = 34,229,485,592.97/217,384.84
  6. Step 6: Final answer
    x = 157,460.32

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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.