Home / 76,327.78-114,502.08-26,394.47

Finding the Fourth Proportional to 76,327.78, 114,502.08 and 26,394.47

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Solution

The fourth proportional to 76,327.78, 114,502.08 and 26,394.47 is: 39,595.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,327.78 : 114,502.08 = 26,394.47 : x
  2. Step 2: Convert to fraction form
    76,327.78/114,502.08 = 26,394.47/x
  3. Step 3: Cross multiply
    76,327.78x = 114,502.08 × 26,394.47
  4. Step 4: Simplify right side
    76,327.78x = 3,022,221,715.50
  5. Step 5: Solve for x
    x = 3,022,221,715.50/76,327.78
  6. Step 6: Final answer
    x = 39,595.30

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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.