Home / 57,642.36-86,517.45-35,498.94

Finding the Fourth Proportional to 57,642.36, 86,517.45 and 35,498.94

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Solution

The fourth proportional to 57,642.36, 86,517.45 and 35,498.94 is: 53,281.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,642.36 : 86,517.45 = 35,498.94 : x
  2. Step 2: Convert to fraction form
    57,642.36/86,517.45 = 35,498.94/x
  3. Step 3: Cross multiply
    57,642.36x = 86,517.45 × 35,498.94
  4. Step 4: Simplify right side
    57,642.36x = 3,071,277,766.50
  5. Step 5: Solve for x
    x = 3,071,277,766.50/57,642.36
  6. Step 6: Final answer
    x = 53,281.61

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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.