Home / 56,329.44-77,664.06-36,150.72

Finding the Fourth Proportional to 56,329.44, 77,664.06 and 36,150.72

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Solution

The fourth proportional to 56,329.44, 77,664.06 and 36,150.72 is: 49,842.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,329.44 : 77,664.06 = 36,150.72 : x
  2. Step 2: Convert to fraction form
    56,329.44/77,664.06 = 36,150.72/x
  3. Step 3: Cross multiply
    56,329.44x = 77,664.06 × 36,150.72
  4. Step 4: Simplify right side
    56,329.44x = 2,807,611,687.12
  5. Step 5: Solve for x
    x = 2,807,611,687.12/56,329.44
  6. Step 6: Final answer
    x = 49,842.71

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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.