Home / 76,382.19-114,545.94-26,448.88

Finding the Fourth Proportional to 76,382.19, 114,545.94 and 26,448.88

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Solution

The fourth proportional to 76,382.19, 114,545.94 and 26,448.88 is: 39,663.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,382.19 : 114,545.94 = 26,448.88 : x
  2. Step 2: Convert to fraction form
    76,382.19/114,545.94 = 26,448.88/x
  3. Step 3: Cross multiply
    76,382.19x = 114,545.94 × 26,448.88
  4. Step 4: Simplify right side
    76,382.19x = 3,029,611,821.55
  5. Step 5: Solve for x
    x = 3,029,611,821.55/76,382.19
  6. Step 6: Final answer
    x = 39,663.85

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1.5x scale

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.