Home / 203,939.01-306,095.28-104,169.15

Finding the Fourth Proportional to 203,939.01, 306,095.28 and 104,169.15

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Solution

The fourth proportional to 203,939.01, 306,095.28 and 104,169.15 is: 156,349.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,939.01 : 306,095.28 = 104,169.15 : x
  2. Step 2: Convert to fraction form
    203,939.01/306,095.28 = 104,169.15/x
  3. Step 3: Cross multiply
    203,939.01x = 306,095.28 × 104,169.15
  4. Step 4: Simplify right side
    203,939.01x = 31,885,685,136.61
  5. Step 5: Solve for x
    x = 31,885,685,136.61/203,939.01
  6. Step 6: Final answer
    x = 156,349.12

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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.