Home / 179,728.97-248,024.26-99,157.14

Finding the Fourth Proportional to 179,728.97, 248,024.26 and 99,157.14

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Solution

The fourth proportional to 179,728.97, 248,024.26 and 99,157.14 is: 136,835.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,728.97 : 248,024.26 = 99,157.14 : x
  2. Step 2: Convert to fraction form
    179,728.97/248,024.26 = 99,157.14/x
  3. Step 3: Cross multiply
    179,728.97x = 248,024.26 × 99,157.14
  4. Step 4: Simplify right side
    179,728.97x = 24,593,376,396.16
  5. Step 5: Solve for x
    x = 24,593,376,396.16/179,728.97
  6. Step 6: Final answer
    x = 136,835.91

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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.