Home / 76,330.66-114,397.44-34,179.88

Finding the Fourth Proportional to 76,330.66, 114,397.44 and 34,179.88

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Solution

The fourth proportional to 76,330.66, 114,397.44 and 34,179.88 is: 51,225.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,330.66 : 114,397.44 = 34,179.88 : x
  2. Step 2: Convert to fraction form
    76,330.66/114,397.44 = 34,179.88/x
  3. Step 3: Cross multiply
    76,330.66x = 114,397.44 × 34,179.88
  4. Step 4: Simplify right side
    76,330.66x = 3,910,090,771.51
  5. Step 5: Solve for x
    x = 3,910,090,771.51/76,330.66
  6. Step 6: Final answer
    x = 51,225.69

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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.