Home / 239,576.32-330,672.95-144,064.56

Finding the Fourth Proportional to 239,576.32, 330,672.95 and 144,064.56

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Solution

The fourth proportional to 239,576.32, 330,672.95 and 144,064.56 is: 198,843.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,576.32 : 330,672.95 = 144,064.56 : x
  2. Step 2: Convert to fraction form
    239,576.32/330,672.95 = 144,064.56/x
  3. Step 3: Cross multiply
    239,576.32x = 330,672.95 × 144,064.56
  4. Step 4: Simplify right side
    239,576.32x = 47,638,253,045.65
  5. Step 5: Solve for x
    x = 47,638,253,045.65/239,576.32
  6. Step 6: Final answer
    x = 198,843.75

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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.