Home / 75,758.81-113,654.63-29,011.69

Finding the Fourth Proportional to 75,758.81, 113,654.63 and 29,011.69

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Solution

The fourth proportional to 75,758.81, 113,654.63 and 29,011.69 is: 43,523.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,758.81 : 113,654.63 = 29,011.69 : x
  2. Step 2: Convert to fraction form
    75,758.81/113,654.63 = 29,011.69/x
  3. Step 3: Cross multiply
    75,758.81x = 113,654.63 × 29,011.69
  4. Step 4: Simplify right side
    75,758.81x = 3,297,312,463.43
  5. Step 5: Solve for x
    x = 3,297,312,463.43/75,758.81
  6. Step 6: Final answer
    x = 43,523.81

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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.