Home / 62,778.63-86,634.45-34,486.14

Finding the Fourth Proportional to 62,778.63, 86,634.45 and 34,486.14

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Solution

The fourth proportional to 62,778.63, 86,634.45 and 34,486.14 is: 47,590.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,778.63 : 86,634.45 = 34,486.14 : x
  2. Step 2: Convert to fraction form
    62,778.63/86,634.45 = 34,486.14/x
  3. Step 3: Cross multiply
    62,778.63x = 86,634.45 × 34,486.14
  4. Step 4: Simplify right side
    62,778.63x = 2,987,687,771.52
  5. Step 5: Solve for x
    x = 2,987,687,771.52/62,778.63
  6. Step 6: Final answer
    x = 47,590.84

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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.