Home / 51,579.90-77,320.42-32,801.81

Finding the Fourth Proportional to 51,579.90, 77,320.42 and 32,801.81

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Solution

The fourth proportional to 51,579.90, 77,320.42 and 32,801.81 is: 49,171.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,579.90 : 77,320.42 = 32,801.81 : x
  2. Step 2: Convert to fraction form
    51,579.90/77,320.42 = 32,801.81/x
  3. Step 3: Cross multiply
    51,579.90x = 77,320.42 × 32,801.81
  4. Step 4: Simplify right side
    51,579.90x = 2,536,249,257.35
  5. Step 5: Solve for x
    x = 2,536,249,257.35/51,579.90
  6. Step 6: Final answer
    x = 49,171.27

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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.