Home / 55,346.40-76,354.92-36,230.85

Finding the Fourth Proportional to 55,346.40, 76,354.92 and 36,230.85

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Solution

The fourth proportional to 55,346.40, 76,354.92 and 36,230.85 is: 49,983.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,346.40 : 76,354.92 = 36,230.85 : x
  2. Step 2: Convert to fraction form
    55,346.40/76,354.92 = 36,230.85/x
  3. Step 3: Cross multiply
    55,346.40x = 76,354.92 × 36,230.85
  4. Step 4: Simplify right side
    55,346.40x = 2,766,403,653.28
  5. Step 5: Solve for x
    x = 2,766,403,653.28/55,346.40
  6. Step 6: Final answer
    x = 49,983.44

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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.