Home / 245,961.66-339,512.02-144,019.89

Finding the Fourth Proportional to 245,961.66, 339,512.02 and 144,019.89

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Solution

The fourth proportional to 245,961.66, 339,512.02 and 144,019.89 is: 198,797.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,961.66 : 339,512.02 = 144,019.89 : x
  2. Step 2: Convert to fraction form
    245,961.66/339,512.02 = 144,019.89/x
  3. Step 3: Cross multiply
    245,961.66x = 339,512.02 × 144,019.89
  4. Step 4: Simplify right side
    245,961.66x = 48,896,484,224.14
  5. Step 5: Solve for x
    x = 48,896,484,224.14/245,961.66
  6. Step 6: Final answer
    x = 198,797.18

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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.