Home / 177,429.42-244,231.10-154,728.36

Finding the Fourth Proportional to 177,429.42, 244,231.10 and 154,728.36

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Solution

The fourth proportional to 177,429.42, 244,231.10 and 154,728.36 is: 212,983.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,429.42 : 244,231.10 = 154,728.36 : x
  2. Step 2: Convert to fraction form
    177,429.42/244,231.10 = 154,728.36/x
  3. Step 3: Cross multiply
    177,429.42x = 244,231.10 × 154,728.36
  4. Step 4: Simplify right side
    177,429.42x = 37,789,477,564.00
  5. Step 5: Solve for x
    x = 37,789,477,564.00/177,429.42
  6. Step 6: Final answer
    x = 212,983.15

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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.