Home / 76,505.43-114,711.17-26,564.07

Finding the Fourth Proportional to 76,505.43, 114,711.17 and 26,564.07

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Solution

The fourth proportional to 76,505.43, 114,711.17 and 26,564.07 is: 39,829.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,505.43 : 114,711.17 = 26,564.07 : x
  2. Step 2: Convert to fraction form
    76,505.43/114,711.17 = 26,564.07/x
  3. Step 3: Cross multiply
    76,505.43x = 114,711.17 × 26,564.07
  4. Step 4: Simplify right side
    76,505.43x = 3,047,195,416.84
  5. Step 5: Solve for x
    x = 3,047,195,416.84/76,505.43
  6. Step 6: Final answer
    x = 39,829.79

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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.