Home / 76,744.45-114,904.09-39,223.73

Finding the Fourth Proportional to 76,744.45, 114,904.09 and 39,223.73

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Solution

The fourth proportional to 76,744.45, 114,904.09 and 39,223.73 is: 58,726.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,744.45 : 114,904.09 = 39,223.73 : x
  2. Step 2: Convert to fraction form
    76,744.45/114,904.09 = 39,223.73/x
  3. Step 3: Cross multiply
    76,744.45x = 114,904.09 × 39,223.73
  4. Step 4: Simplify right side
    76,744.45x = 4,506,967,002.06
  5. Step 5: Solve for x
    x = 4,506,967,002.06/76,744.45
  6. Step 6: Final answer
    x = 58,726.94

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1.5x scale

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.