Home / 92,911.06-139,367.16-22,790.32

Finding the Fourth Proportional to 92,911.06, 139,367.16 and 22,790.32

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Solution

The fourth proportional to 92,911.06, 139,367.16 and 22,790.32 is: 34,185.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,911.06 : 139,367.16 = 22,790.32 : x
  2. Step 2: Convert to fraction form
    92,911.06/139,367.16 = 22,790.32/x
  3. Step 3: Cross multiply
    92,911.06x = 139,367.16 × 22,790.32
  4. Step 4: Simplify right side
    92,911.06x = 3,176,222,173.89
  5. Step 5: Solve for x
    x = 3,176,222,173.89/92,911.06
  6. Step 6: Final answer
    x = 34,185.62

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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.