Home / 76,493.34-114,784.96-32,116.68

Finding the Fourth Proportional to 76,493.34, 114,784.96 and 32,116.68

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Solution

The fourth proportional to 76,493.34, 114,784.96 and 32,116.68 is: 48,193.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,493.34 : 114,784.96 = 32,116.68 : x
  2. Step 2: Convert to fraction form
    76,493.34/114,784.96 = 32,116.68/x
  3. Step 3: Cross multiply
    76,493.34x = 114,784.96 × 32,116.68
  4. Step 4: Simplify right side
    76,493.34x = 3,686,511,829.13
  5. Step 5: Solve for x
    x = 3,686,511,829.13/76,493.34
  6. Step 6: Final answer
    x = 48,193.89

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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.