Home / 76,209.93-114,320.31-26,289.27

Finding the Fourth Proportional to 76,209.93, 114,320.31 and 26,289.27

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Solution

The fourth proportional to 76,209.93, 114,320.31 and 26,289.27 is: 39,435.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,209.93 : 114,320.31 = 26,289.27 : x
  2. Step 2: Convert to fraction form
    76,209.93/114,320.31 = 26,289.27/x
  3. Step 3: Cross multiply
    76,209.93x = 114,320.31 × 26,289.27
  4. Step 4: Simplify right side
    76,209.93x = 3,005,397,496.07
  5. Step 5: Solve for x
    x = 3,005,397,496.07/76,209.93
  6. Step 6: Final answer
    x = 39,435.77

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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.