Home / 113,845.86-170,540.16-56,747.58

Finding the Fourth Proportional to 113,845.86, 170,540.16 and 56,747.58

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Solution

The fourth proportional to 113,845.86, 170,540.16 and 56,747.58 is: 85,007.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,845.86 : 170,540.16 = 56,747.58 : x
  2. Step 2: Convert to fraction form
    113,845.86/170,540.16 = 56,747.58/x
  3. Step 3: Cross multiply
    113,845.86x = 170,540.16 × 56,747.58
  4. Step 4: Simplify right side
    113,845.86x = 9,677,741,372.81
  5. Step 5: Solve for x
    x = 9,677,741,372.81/113,845.86
  6. Step 6: Final answer
    x = 85,007.41

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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.