Home / 97,466.86-134,505.38-57,181.32

Finding the Fourth Proportional to 97,466.86, 134,505.38 and 57,181.32

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Solution

The fourth proportional to 97,466.86, 134,505.38 and 57,181.32 is: 78,910.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,466.86 : 134,505.38 = 57,181.32 : x
  2. Step 2: Convert to fraction form
    97,466.86/134,505.38 = 57,181.32/x
  3. Step 3: Cross multiply
    97,466.86x = 134,505.38 × 57,181.32
  4. Step 4: Simplify right side
    97,466.86x = 7,691,195,175.50
  5. Step 5: Solve for x
    x = 7,691,195,175.50/97,466.86
  6. Step 6: Final answer
    x = 78,910.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.