Home / 76,476.97-114,676.04-34,320.91

Finding the Fourth Proportional to 76,476.97, 114,676.04 and 34,320.91

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Solution

The fourth proportional to 76,476.97, 114,676.04 and 34,320.91 is: 51,463.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,476.97 : 114,676.04 = 34,320.91 : x
  2. Step 2: Convert to fraction form
    76,476.97/114,676.04 = 34,320.91/x
  3. Step 3: Cross multiply
    76,476.97x = 114,676.04 × 34,320.91
  4. Step 4: Simplify right side
    76,476.97x = 3,935,786,041.82
  5. Step 5: Solve for x
    x = 3,935,786,041.82/76,476.97
  6. Step 6: Final answer
    x = 51,463.68

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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.