Home / 136,573.28-204,857.48-52,310.60

Finding the Fourth Proportional to 136,573.28, 204,857.48 and 52,310.60

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Solution

The fourth proportional to 136,573.28, 204,857.48 and 52,310.60 is: 78,464.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,573.28 : 204,857.48 = 52,310.60 : x
  2. Step 2: Convert to fraction form
    136,573.28/204,857.48 = 52,310.60/x
  3. Step 3: Cross multiply
    136,573.28x = 204,857.48 × 52,310.60
  4. Step 4: Simplify right side
    136,573.28x = 10,716,216,407.45
  5. Step 5: Solve for x
    x = 10,716,216,407.45/136,573.28
  6. Step 6: Final answer
    x = 78,464.96

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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.