Home / 115,382.07-173,079.41-36,490.41

Finding the Fourth Proportional to 115,382.07, 173,079.41 and 36,490.41

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Solution

The fourth proportional to 115,382.07, 173,079.41 and 36,490.41 is: 54,737.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,382.07 : 173,079.41 = 36,490.41 : x
  2. Step 2: Convert to fraction form
    115,382.07/173,079.41 = 36,490.41/x
  3. Step 3: Cross multiply
    115,382.07x = 173,079.41 × 36,490.41
  4. Step 4: Simplify right side
    115,382.07x = 6,315,738,451.01
  5. Step 5: Solve for x
    x = 6,315,738,451.01/115,382.07
  6. Step 6: Final answer
    x = 54,737.61

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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.