Home / 76,427.85-114,646.84-26,502.69

Finding the Fourth Proportional to 76,427.85, 114,646.84 and 26,502.69

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Solution

The fourth proportional to 76,427.85, 114,646.84 and 26,502.69 is: 39,755.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,427.85 : 114,646.84 = 26,502.69 : x
  2. Step 2: Convert to fraction form
    76,427.85/114,646.84 = 26,502.69/x
  3. Step 3: Cross multiply
    76,427.85x = 114,646.84 × 26,502.69
  4. Step 4: Simplify right side
    76,427.85x = 3,038,449,527.49
  5. Step 5: Solve for x
    x = 3,038,449,527.49/76,427.85
  6. Step 6: Final answer
    x = 39,755.79

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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.