Home / 76,602.28-114,818.46-32,215.88

Finding the Fourth Proportional to 76,602.28, 114,818.46 and 32,215.88

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Solution

The fourth proportional to 76,602.28, 114,818.46 and 32,215.88 is: 48,288.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,602.28 : 114,818.46 = 32,215.88 : x
  2. Step 2: Convert to fraction form
    76,602.28/114,818.46 = 32,215.88/x
  3. Step 3: Cross multiply
    76,602.28x = 114,818.46 × 32,215.88
  4. Step 4: Simplify right side
    76,602.28x = 3,698,977,729.14
  5. Step 5: Solve for x
    x = 3,698,977,729.14/76,602.28
  6. Step 6: Final answer
    x = 48,288.09

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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.