Home / 76,579.30-114,783.90-32,192.92

Finding the Fourth Proportional to 76,579.30, 114,783.90 and 32,192.92

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Solution

The fourth proportional to 76,579.30, 114,783.90 and 32,192.92 is: 48,253.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,579.30 : 114,783.90 = 32,192.92 : x
  2. Step 2: Convert to fraction form
    76,579.30/114,783.90 = 32,192.92/x
  3. Step 3: Cross multiply
    76,579.30x = 114,783.90 × 32,192.92
  4. Step 4: Simplify right side
    76,579.30x = 3,695,228,909.99
  5. Step 5: Solve for x
    x = 3,695,228,909.99/76,579.30
  6. Step 6: Final answer
    x = 48,253.63

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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.