Home / 204,030.90-306,046.35-124,197.30

Finding the Fourth Proportional to 204,030.90, 306,046.35 and 124,197.30

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Solution

The fourth proportional to 204,030.90, 306,046.35 and 124,197.30 is: 186,295.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,030.90 : 306,046.35 = 124,197.30 : x
  2. Step 2: Convert to fraction form
    204,030.90/306,046.35 = 124,197.30/x
  3. Step 3: Cross multiply
    204,030.90x = 306,046.35 × 124,197.30
  4. Step 4: Simplify right side
    204,030.90x = 38,010,130,344.86
  5. Step 5: Solve for x
    x = 38,010,130,344.86/204,030.90
  6. Step 6: Final answer
    x = 186,295.95

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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.