Home / 114,846.09-172,255.46-30,612.57

Finding the Fourth Proportional to 114,846.09, 172,255.46 and 30,612.57

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Solution

The fourth proportional to 114,846.09, 172,255.46 and 30,612.57 is: 45,915.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,846.09 : 172,255.46 = 30,612.57 : x
  2. Step 2: Convert to fraction form
    114,846.09/172,255.46 = 30,612.57/x
  3. Step 3: Cross multiply
    114,846.09x = 172,255.46 × 30,612.57
  4. Step 4: Simplify right side
    114,846.09x = 5,273,181,700.31
  5. Step 5: Solve for x
    x = 5,273,181,700.31/114,846.09
  6. Step 6: Final answer
    x = 45,915.21

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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.