Home / 122,388.26-183,456.10-51,352.16

Finding the Fourth Proportional to 122,388.26, 183,456.10 and 51,352.16

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Solution

The fourth proportional to 122,388.26, 183,456.10 and 51,352.16 is: 76,975.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,388.26 : 183,456.10 = 51,352.16 : x
  2. Step 2: Convert to fraction form
    122,388.26/183,456.10 = 51,352.16/x
  3. Step 3: Cross multiply
    122,388.26x = 183,456.10 × 51,352.16
  4. Step 4: Simplify right side
    122,388.26x = 9,420,867,000.18
  5. Step 5: Solve for x
    x = 9,420,867,000.18/122,388.26
  6. Step 6: Final answer
    x = 76,975.25

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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.