Home / 75,866.12-104,670.28-49,024.44

Finding the Fourth Proportional to 75,866.12, 104,670.28 and 49,024.44

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Solution

The fourth proportional to 75,866.12, 104,670.28 and 49,024.44 is: 67,637.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,866.12 : 104,670.28 = 49,024.44 : x
  2. Step 2: Convert to fraction form
    75,866.12/104,670.28 = 49,024.44/x
  3. Step 3: Cross multiply
    75,866.12x = 104,670.28 × 49,024.44
  4. Step 4: Simplify right side
    75,866.12x = 5,131,401,861.64
  5. Step 5: Solve for x
    x = 5,131,401,861.64/75,866.12
  6. Step 6: Final answer
    x = 67,637.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.