Home / 188,200.60-282,344.18-55,077.72

Finding the Fourth Proportional to 188,200.60, 282,344.18 and 55,077.72

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Solution

The fourth proportional to 188,200.60, 282,344.18 and 55,077.72 is: 82,629.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,200.60 : 282,344.18 = 55,077.72 : x
  2. Step 2: Convert to fraction form
    188,200.60/282,344.18 = 55,077.72/x
  3. Step 3: Cross multiply
    188,200.60x = 282,344.18 × 55,077.72
  4. Step 4: Simplify right side
    188,200.60x = 15,550,873,689.67
  5. Step 5: Solve for x
    x = 15,550,873,689.67/188,200.60
  6. Step 6: Final answer
    x = 82,629.25

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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.