Home / 159,448.39-239,172.89-149,705.31

Finding the Fourth Proportional to 159,448.39, 239,172.89 and 149,705.31

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Solution

The fourth proportional to 159,448.39, 239,172.89 and 149,705.31 is: 224,558.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,448.39 : 239,172.89 = 149,705.31 : x
  2. Step 2: Convert to fraction form
    159,448.39/239,172.89 = 149,705.31/x
  3. Step 3: Cross multiply
    159,448.39x = 239,172.89 × 149,705.31
  4. Step 4: Simplify right side
    159,448.39x = 35,805,449,696.65
  5. Step 5: Solve for x
    x = 35,805,449,696.65/159,448.39
  6. Step 6: Final answer
    x = 224,558.24

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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.