Home / 168,520.83-252,696.57-56,161.68

Finding the Fourth Proportional to 168,520.83, 252,696.57 and 56,161.68

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Solution

The fourth proportional to 168,520.83, 252,696.57 and 56,161.68 is: 84,214.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,520.83 : 252,696.57 = 56,161.68 : x
  2. Step 2: Convert to fraction form
    168,520.83/252,696.57 = 56,161.68/x
  3. Step 3: Cross multiply
    168,520.83x = 252,696.57 × 56,161.68
  4. Step 4: Simplify right side
    168,520.83x = 14,191,863,901.44
  5. Step 5: Solve for x
    x = 14,191,863,901.44/168,520.83
  6. Step 6: Final answer
    x = 84,214.30

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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.