Home / 57,292.07-79,063.09-31,798.44

Finding the Fourth Proportional to 57,292.07, 79,063.09 and 31,798.44

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Solution

The fourth proportional to 57,292.07, 79,063.09 and 31,798.44 is: 43,881.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,292.07 : 79,063.09 = 31,798.44 : x
  2. Step 2: Convert to fraction form
    57,292.07/79,063.09 = 31,798.44/x
  3. Step 3: Cross multiply
    57,292.07x = 79,063.09 × 31,798.44
  4. Step 4: Simplify right side
    57,292.07x = 2,514,082,844.08
  5. Step 5: Solve for x
    x = 2,514,082,844.08/57,292.07
  6. Step 6: Final answer
    x = 43,881.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.