Home / 144,024.54-198,738.78-79,492.59

Finding the Fourth Proportional to 144,024.54, 198,738.78 and 79,492.59

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Solution

The fourth proportional to 144,024.54, 198,738.78 and 79,492.59 is: 109,691.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,024.54 : 198,738.78 = 79,492.59 : x
  2. Step 2: Convert to fraction form
    144,024.54/198,738.78 = 79,492.59/x
  3. Step 3: Cross multiply
    144,024.54x = 198,738.78 × 79,492.59
  4. Step 4: Simplify right side
    144,024.54x = 15,798,260,355.64
  5. Step 5: Solve for x
    x = 15,798,260,355.64/144,024.54
  6. Step 6: Final answer
    x = 109,691.45

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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.