Home / 159,031.65-238,574.06-73,728.02

Finding the Fourth Proportional to 159,031.65, 238,574.06 and 73,728.02

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Solution

The fourth proportional to 159,031.65, 238,574.06 and 73,728.02 is: 110,604.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,031.65 : 238,574.06 = 73,728.02 : x
  2. Step 2: Convert to fraction form
    159,031.65/238,574.06 = 73,728.02/x
  3. Step 3: Cross multiply
    159,031.65x = 238,574.06 × 73,728.02
  4. Step 4: Simplify right side
    159,031.65x = 17,589,593,571.44
  5. Step 5: Solve for x
    x = 17,589,593,571.44/159,031.65
  6. Step 6: Final answer
    x = 110,604.36

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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.