Home / 76,580.30-114,785.40-32,193.92

Finding the Fourth Proportional to 76,580.30, 114,785.40 and 32,193.92

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Solution

The fourth proportional to 76,580.30, 114,785.40 and 32,193.92 is: 48,255.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,580.30 : 114,785.40 = 32,193.92 : x
  2. Step 2: Convert to fraction form
    76,580.30/114,785.40 = 32,193.92/x
  3. Step 3: Cross multiply
    76,580.30x = 114,785.40 × 32,193.92
  4. Step 4: Simplify right side
    76,580.30x = 3,695,391,984.77
  5. Step 5: Solve for x
    x = 3,695,391,984.77/76,580.30
  6. Step 6: Final answer
    x = 48,255.13

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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.