Home / 75,762.85-113,626.05-23,172.79

Finding the Fourth Proportional to 75,762.85, 113,626.05 and 23,172.79

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Solution

The fourth proportional to 75,762.85, 113,626.05 and 23,172.79 is: 34,753.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,762.85 : 113,626.05 = 23,172.79 : x
  2. Step 2: Convert to fraction form
    75,762.85/113,626.05 = 23,172.79/x
  3. Step 3: Cross multiply
    75,762.85x = 113,626.05 × 23,172.79
  4. Step 4: Simplify right side
    75,762.85x = 2,633,032,595.18
  5. Step 5: Solve for x
    x = 2,633,032,595.18/75,762.85
  6. Step 6: Final answer
    x = 34,753.61

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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.