Home / 66,508.97-99,707.27-30,951.95

Finding the Fourth Proportional to 66,508.97, 99,707.27 and 30,951.95

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Solution

The fourth proportional to 66,508.97, 99,707.27 and 30,951.95 is: 46,401.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,508.97 : 99,707.27 = 30,951.95 : x
  2. Step 2: Convert to fraction form
    66,508.97/99,707.27 = 30,951.95/x
  3. Step 3: Cross multiply
    66,508.97x = 99,707.27 × 30,951.95
  4. Step 4: Simplify right side
    66,508.97x = 3,086,133,782.38
  5. Step 5: Solve for x
    x = 3,086,133,782.38/66,508.97
  6. Step 6: Final answer
    x = 46,401.77

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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.