Home / 124,028.20-186,042.30-35,284.60

Finding the Fourth Proportional to 124,028.20, 186,042.30 and 35,284.60

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Solution

The fourth proportional to 124,028.20, 186,042.30 and 35,284.60 is: 52,926.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,028.20 : 186,042.30 = 35,284.60 : x
  2. Step 2: Convert to fraction form
    124,028.20/186,042.30 = 35,284.60/x
  3. Step 3: Cross multiply
    124,028.20x = 186,042.30 × 35,284.60
  4. Step 4: Simplify right side
    124,028.20x = 6,564,428,138.58
  5. Step 5: Solve for x
    x = 6,564,428,138.58/124,028.20
  6. Step 6: Final answer
    x = 52,926.90

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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.