Home / 188,034.16-282,047.60-45,880.36

Finding the Fourth Proportional to 188,034.16, 282,047.60 and 45,880.36

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Solution

The fourth proportional to 188,034.16, 282,047.60 and 45,880.36 is: 68,819.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,034.16 : 282,047.60 = 45,880.36 : x
  2. Step 2: Convert to fraction form
    188,034.16/282,047.60 = 45,880.36/x
  3. Step 3: Cross multiply
    188,034.16x = 282,047.60 × 45,880.36
  4. Step 4: Simplify right side
    188,034.16x = 12,940,445,425.14
  5. Step 5: Solve for x
    x = 12,940,445,425.14/188,034.16
  6. Step 6: Final answer
    x = 68,819.65

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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.