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Finding the Fourth Proportional to 134,561.60, 201,842.40 and 41,067.20

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Solution

The fourth proportional to 134,561.60, 201,842.40 and 41,067.20 is: 61,600.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,561.60 : 201,842.40 = 41,067.20 : x
  2. Step 2: Convert to fraction form
    134,561.60/201,842.40 = 41,067.20/x
  3. Step 3: Cross multiply
    134,561.60x = 201,842.40 × 41,067.20
  4. Step 4: Simplify right side
    134,561.60x = 8,289,102,209.28
  5. Step 5: Solve for x
    x = 8,289,102,209.28/134,561.60
  6. Step 6: Final answer
    x = 61,600.80

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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.