Home / 75,668.48-104,394.08-43,825.76

Finding the Fourth Proportional to 75,668.48, 104,394.08 and 43,825.76

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Solution

The fourth proportional to 75,668.48, 104,394.08 and 43,825.76 is: 60,463.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,668.48 : 104,394.08 = 43,825.76 : x
  2. Step 2: Convert to fraction form
    75,668.48/104,394.08 = 43,825.76/x
  3. Step 3: Cross multiply
    75,668.48x = 104,394.08 × 43,825.76
  4. Step 4: Simplify right side
    75,668.48x = 4,575,149,895.50
  5. Step 5: Solve for x
    x = 4,575,149,895.50/75,668.48
  6. Step 6: Final answer
    x = 60,463.09

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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.