Home / 53,178.64-79,767.97-36,488.07

Finding the Fourth Proportional to 53,178.64, 79,767.97 and 36,488.07

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Solution

The fourth proportional to 53,178.64, 79,767.97 and 36,488.07 is: 54,732.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,178.64 : 79,767.97 = 36,488.07 : x
  2. Step 2: Convert to fraction form
    53,178.64/79,767.97 = 36,488.07/x
  3. Step 3: Cross multiply
    53,178.64x = 79,767.97 × 36,488.07
  4. Step 4: Simplify right side
    53,178.64x = 2,910,579,181.90
  5. Step 5: Solve for x
    x = 2,910,579,181.90/53,178.64
  6. Step 6: Final answer
    x = 54,732.11

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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.