Home / 113,833.64-170,327.57-71,515.59

Finding the Fourth Proportional to 113,833.64, 170,327.57 and 71,515.59

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Solution

The fourth proportional to 113,833.64, 170,327.57 and 71,515.59 is: 107,007.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,833.64 : 170,327.57 = 71,515.59 : x
  2. Step 2: Convert to fraction form
    113,833.64/170,327.57 = 71,515.59/x
  3. Step 3: Cross multiply
    113,833.64x = 170,327.57 × 71,515.59
  4. Step 4: Simplify right side
    113,833.64x = 12,181,076,304.24
  5. Step 5: Solve for x
    x = 12,181,076,304.24/113,833.64
  6. Step 6: Final answer
    x = 107,007.71

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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.