Home / 168,285.60-252,599.57-84,106.16

Finding the Fourth Proportional to 168,285.60, 252,599.57 and 84,106.16

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Solution

The fourth proportional to 168,285.60, 252,599.57 and 84,106.16 is: 126,244.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,285.60 : 252,599.57 = 84,106.16 : x
  2. Step 2: Convert to fraction form
    168,285.60/252,599.57 = 84,106.16/x
  3. Step 3: Cross multiply
    168,285.60x = 252,599.57 × 84,106.16
  4. Step 4: Simplify right side
    168,285.60x = 21,245,178,166.82
  5. Step 5: Solve for x
    x = 21,245,178,166.82/168,285.60
  6. Step 6: Final answer
    x = 126,244.78

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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.