Home / 53,926.90-80,816.51-34,219.30

Finding the Fourth Proportional to 53,926.90, 80,816.51 and 34,219.30

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Solution

The fourth proportional to 53,926.90, 80,816.51 and 34,219.30 is: 51,282.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,926.90 : 80,816.51 = 34,219.30 : x
  2. Step 2: Convert to fraction form
    53,926.90/80,816.51 = 34,219.30/x
  3. Step 3: Cross multiply
    53,926.90x = 80,816.51 × 34,219.30
  4. Step 4: Simplify right side
    53,926.90x = 2,765,484,400.64
  5. Step 5: Solve for x
    x = 2,765,484,400.64/53,926.90
  6. Step 6: Final answer
    x = 51,282.09

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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.