Home / 75,320.70-112,985.37-22,735.50

Finding the Fourth Proportional to 75,320.70, 112,985.37 and 22,735.50

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Solution

The fourth proportional to 75,320.70, 112,985.37 and 22,735.50 is: 34,104.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,320.70 : 112,985.37 = 22,735.50 : x
  2. Step 2: Convert to fraction form
    75,320.70/112,985.37 = 22,735.50/x
  3. Step 3: Cross multiply
    75,320.70x = 112,985.37 × 22,735.50
  4. Step 4: Simplify right side
    75,320.70x = 2,568,778,879.64
  5. Step 5: Solve for x
    x = 2,568,778,879.64/75,320.70
  6. Step 6: Final answer
    x = 34,104.55

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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.