Home / 122,402.22-183,583.89-47,556.60

Finding the Fourth Proportional to 122,402.22, 183,583.89 and 47,556.60

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Solution

The fourth proportional to 122,402.22, 183,583.89 and 47,556.60 is: 71,327.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,402.22 : 183,583.89 = 47,556.60 : x
  2. Step 2: Convert to fraction form
    122,402.22/183,583.89 = 47,556.60/x
  3. Step 3: Cross multiply
    122,402.22x = 183,583.89 × 47,556.60
  4. Step 4: Simplify right side
    122,402.22x = 8,730,625,623.17
  5. Step 5: Solve for x
    x = 8,730,625,623.17/122,402.22
  6. Step 6: Final answer
    x = 71,327.35

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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.