Home / 90,908.22-136,211.98-46,473.85

Finding the Fourth Proportional to 90,908.22, 136,211.98 and 46,473.85

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Solution

The fourth proportional to 90,908.22, 136,211.98 and 46,473.85 is: 69,633.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,908.22 : 136,211.98 = 46,473.85 : x
  2. Step 2: Convert to fraction form
    90,908.22/136,211.98 = 46,473.85/x
  3. Step 3: Cross multiply
    90,908.22x = 136,211.98 × 46,473.85
  4. Step 4: Simplify right side
    90,908.22x = 6,330,295,267.94
  5. Step 5: Solve for x
    x = 6,330,295,267.94/90,908.22
  6. Step 6: Final answer
    x = 69,633.91

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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.