Home / 122,301.40-183,452.10-43,423.60

Finding the Fourth Proportional to 122,301.40, 183,452.10 and 43,423.60

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Solution

The fourth proportional to 122,301.40, 183,452.10 and 43,423.60 is: 65,135.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,301.40 : 183,452.10 = 43,423.60 : x
  2. Step 2: Convert to fraction form
    122,301.40/183,452.10 = 43,423.60/x
  3. Step 3: Cross multiply
    122,301.40x = 183,452.10 × 43,423.60
  4. Step 4: Simplify right side
    122,301.40x = 7,966,150,609.56
  5. Step 5: Solve for x
    x = 7,966,150,609.56/122,301.40
  6. Step 6: Final answer
    x = 65,135.40

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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.