Home / 168,694.20-253,072.08-56,363.76

Finding the Fourth Proportional to 168,694.20, 253,072.08 and 56,363.76

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Solution

The fourth proportional to 168,694.20, 253,072.08 and 56,363.76 is: 84,555.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,694.20 : 253,072.08 = 56,363.76 : x
  2. Step 2: Convert to fraction form
    168,694.20/253,072.08 = 56,363.76/x
  3. Step 3: Cross multiply
    168,694.20x = 253,072.08 × 56,363.76
  4. Step 4: Simplify right side
    168,694.20x = 14,264,093,979.82
  5. Step 5: Solve for x
    x = 14,264,093,979.82/168,694.20
  6. Step 6: Final answer
    x = 84,555.92

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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.