Home / 98,226.82-135,569.32-57,950.48

Finding the Fourth Proportional to 98,226.82, 135,569.32 and 57,950.48

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Solution

The fourth proportional to 98,226.82, 135,569.32 and 57,950.48 is: 79,981.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,226.82 : 135,569.32 = 57,950.48 : x
  2. Step 2: Convert to fraction form
    98,226.82/135,569.32 = 57,950.48/x
  3. Step 3: Cross multiply
    98,226.82x = 135,569.32 × 57,950.48
  4. Step 4: Simplify right side
    98,226.82x = 7,856,306,538.60
  5. Step 5: Solve for x
    x = 7,856,306,538.60/98,226.82
  6. Step 6: Final answer
    x = 79,981.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.