Home / 109,663.30-164,166.90-96,541.30

Finding the Fourth Proportional to 109,663.30, 164,166.90 and 96,541.30

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Solution

The fourth proportional to 109,663.30, 164,166.90 and 96,541.30 is: 144,523.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,663.30 : 164,166.90 = 96,541.30 : x
  2. Step 2: Convert to fraction form
    109,663.30/164,166.90 = 96,541.30/x
  3. Step 3: Cross multiply
    109,663.30x = 164,166.90 × 96,541.30
  4. Step 4: Simplify right side
    109,663.30x = 15,848,885,942.97
  5. Step 5: Solve for x
    x = 15,848,885,942.97/109,663.30
  6. Step 6: Final answer
    x = 144,523.15

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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.