Home / 272,441.83-408,658.63-122,576.29

Finding the Fourth Proportional to 272,441.83, 408,658.63 and 122,576.29

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Solution

The fourth proportional to 272,441.83, 408,658.63 and 122,576.29 is: 183,862.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,441.83 : 408,658.63 = 122,576.29 : x
  2. Step 2: Convert to fraction form
    272,441.83/408,658.63 = 122,576.29/x
  3. Step 3: Cross multiply
    272,441.83x = 408,658.63 × 122,576.29
  4. Step 4: Simplify right side
    272,441.83x = 50,091,858,741.88
  5. Step 5: Solve for x
    x = 50,091,858,741.88/272,441.83
  6. Step 6: Final answer
    x = 183,862.58

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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.