Home / 272,544.31-408,843.72-104,206.26

Finding the Fourth Proportional to 272,544.31, 408,843.72 and 104,206.26

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Solution

The fourth proportional to 272,544.31, 408,843.72 and 104,206.26 is: 156,319.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,544.31 : 408,843.72 = 104,206.26 : x
  2. Step 2: Convert to fraction form
    272,544.31/408,843.72 = 104,206.26/x
  3. Step 3: Cross multiply
    272,544.31x = 408,843.72 × 104,206.26
  4. Step 4: Simplify right side
    272,544.31x = 42,604,076,518.85
  5. Step 5: Solve for x
    x = 42,604,076,518.85/272,544.31
  6. Step 6: Final answer
    x = 156,319.82

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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.