Home / 168,410.65-252,587.26-56,078.12

Finding the Fourth Proportional to 168,410.65, 252,587.26 and 56,078.12

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Solution

The fourth proportional to 168,410.65, 252,587.26 and 56,078.12 is: 84,107.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,410.65 : 252,587.26 = 56,078.12 : x
  2. Step 2: Convert to fraction form
    168,410.65/252,587.26 = 56,078.12/x
  3. Step 3: Cross multiply
    168,410.65x = 252,587.26 × 56,078.12
  4. Step 4: Simplify right side
    168,410.65x = 14,164,618,676.75
  5. Step 5: Solve for x
    x = 14,164,618,676.75/168,410.65
  6. Step 6: Final answer
    x = 84,107.62

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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.