Home / 269,056.10-403,637.34-79,519.88

Finding the Fourth Proportional to 269,056.10, 403,637.34 and 79,519.88

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Solution

The fourth proportional to 269,056.10, 403,637.34 and 79,519.88 is: 119,295.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,056.10 : 403,637.34 = 79,519.88 : x
  2. Step 2: Convert to fraction form
    269,056.10/403,637.34 = 79,519.88/x
  3. Step 3: Cross multiply
    269,056.10x = 403,637.34 × 79,519.88
  4. Step 4: Simplify right side
    269,056.10x = 32,097,192,840.32
  5. Step 5: Solve for x
    x = 32,097,192,840.32/269,056.10
  6. Step 6: Final answer
    x = 119,295.54

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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.