Home / 241,720.40-362,143.20-148,116.80

Finding the Fourth Proportional to 241,720.40, 362,143.20 and 148,116.80

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Solution

The fourth proportional to 241,720.40, 362,143.20 and 148,116.80 is: 221,907.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,720.40 : 362,143.20 = 148,116.80 : x
  2. Step 2: Convert to fraction form
    241,720.40/362,143.20 = 148,116.80/x
  3. Step 3: Cross multiply
    241,720.40x = 362,143.20 × 148,116.80
  4. Step 4: Simplify right side
    241,720.40x = 53,639,491,925.76
  5. Step 5: Solve for x
    x = 53,639,491,925.76/241,720.40
  6. Step 6: Final answer
    x = 221,907.18

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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.