Home / 76,404.31-114,606.51-26,484.42

Finding the Fourth Proportional to 76,404.31, 114,606.51 and 26,484.42

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Solution

The fourth proportional to 76,404.31, 114,606.51 and 26,484.42 is: 39,726.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,404.31 : 114,606.51 = 26,484.42 : x
  2. Step 2: Convert to fraction form
    76,404.31/114,606.51 = 26,484.42/x
  3. Step 3: Cross multiply
    76,404.31x = 114,606.51 × 26,484.42
  4. Step 4: Simplify right side
    76,404.31x = 3,035,286,372.54
  5. Step 5: Solve for x
    x = 3,035,286,372.54/76,404.31
  6. Step 6: Final answer
    x = 39,726.64

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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.