Home / 83,180.37-114,788.85-45,454.62

Finding the Fourth Proportional to 83,180.37, 114,788.85 and 45,454.62

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Solution

The fourth proportional to 83,180.37, 114,788.85 and 45,454.62 is: 62,727.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,180.37 : 114,788.85 = 45,454.62 : x
  2. Step 2: Convert to fraction form
    83,180.37/114,788.85 = 45,454.62/x
  3. Step 3: Cross multiply
    83,180.37x = 114,788.85 × 45,454.62
  4. Step 4: Simplify right side
    83,180.37x = 5,217,683,556.99
  5. Step 5: Solve for x
    x = 5,217,683,556.99/83,180.37
  6. Step 6: Final answer
    x = 62,727.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.