Home / 53,259.20-79,850.40-34,801.60

Finding the Fourth Proportional to 53,259.20, 79,850.40 and 34,801.60

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Solution

The fourth proportional to 53,259.20, 79,850.40 and 34,801.60 is: 52,177.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,259.20 : 79,850.40 = 34,801.60 : x
  2. Step 2: Convert to fraction form
    53,259.20/79,850.40 = 34,801.60/x
  3. Step 3: Cross multiply
    53,259.20x = 79,850.40 × 34,801.60
  4. Step 4: Simplify right side
    53,259.20x = 2,778,921,680.64
  5. Step 5: Solve for x
    x = 2,778,921,680.64/53,259.20
  6. Step 6: Final answer
    x = 52,177.31

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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.