Home / 51,318.40-76,966.59-29,956.88

Finding the Fourth Proportional to 51,318.40, 76,966.59 and 29,956.88

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Solution

The fourth proportional to 51,318.40, 76,966.59 and 29,956.88 is: 44,928.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,318.40 : 76,966.59 = 29,956.88 : x
  2. Step 2: Convert to fraction form
    51,318.40/76,966.59 = 29,956.88/x
  3. Step 3: Cross multiply
    51,318.40x = 76,966.59 × 29,956.88
  4. Step 4: Simplify right side
    51,318.40x = 2,305,678,900.64
  5. Step 5: Solve for x
    x = 2,305,678,900.64/51,318.40
  6. Step 6: Final answer
    x = 44,928.89

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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.