Home / 92,921.85-139,388.07-26,356.74

Finding the Fourth Proportional to 92,921.85, 139,388.07 and 26,356.74

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Solution

The fourth proportional to 92,921.85, 139,388.07 and 26,356.74 is: 39,536.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,921.85 : 139,388.07 = 26,356.74 : x
  2. Step 2: Convert to fraction form
    92,921.85/139,388.07 = 26,356.74/x
  3. Step 3: Cross multiply
    92,921.85x = 139,388.07 × 26,356.74
  4. Step 4: Simplify right side
    92,921.85x = 3,673,815,480.28
  5. Step 5: Solve for x
    x = 3,673,815,480.28/92,921.85
  6. Step 6: Final answer
    x = 39,536.62

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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.