Home / 77,766.36-116,648.76-35,634.48

Finding the Fourth Proportional to 77,766.36, 116,648.76 and 35,634.48

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Solution

The fourth proportional to 77,766.36, 116,648.76 and 35,634.48 is: 53,451.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,766.36 : 116,648.76 = 35,634.48 : x
  2. Step 2: Convert to fraction form
    77,766.36/116,648.76 = 35,634.48/x
  3. Step 3: Cross multiply
    77,766.36x = 116,648.76 × 35,634.48
  4. Step 4: Simplify right side
    77,766.36x = 4,156,717,905.24
  5. Step 5: Solve for x
    x = 4,156,717,905.24/77,766.36
  6. Step 6: Final answer
    x = 53,451.36

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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.