Home / 75,535.19-113,200.73-28,762.55

Finding the Fourth Proportional to 75,535.19, 113,200.73 and 28,762.55

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Solution

The fourth proportional to 75,535.19, 113,200.73 and 28,762.55 is: 43,104.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,535.19 : 113,200.73 = 28,762.55 : x
  2. Step 2: Convert to fraction form
    75,535.19/113,200.73 = 28,762.55/x
  3. Step 3: Cross multiply
    75,535.19x = 113,200.73 × 28,762.55
  4. Step 4: Simplify right side
    75,535.19x = 3,255,940,946.85
  5. Step 5: Solve for x
    x = 3,255,940,946.85/75,535.19
  6. Step 6: Final answer
    x = 43,104.96

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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.