Home / 62,789.40-94,186.85-31,214.59

Finding the Fourth Proportional to 62,789.40, 94,186.85 and 31,214.59

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Solution

The fourth proportional to 62,789.40, 94,186.85 and 31,214.59 is: 46,823.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,789.40 : 94,186.85 = 31,214.59 : x
  2. Step 2: Convert to fraction form
    62,789.40/94,186.85 = 31,214.59/x
  3. Step 3: Cross multiply
    62,789.40x = 94,186.85 × 31,214.59
  4. Step 4: Simplify right side
    62,789.40x = 2,940,003,514.60
  5. Step 5: Solve for x
    x = 2,940,003,514.60/62,789.40
  6. Step 6: Final answer
    x = 46,823.25

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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.