Home / 92,974.23-128,304.81-50,532.66

Finding the Fourth Proportional to 92,974.23, 128,304.81 and 50,532.66

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Solution

The fourth proportional to 92,974.23, 128,304.81 and 50,532.66 is: 69,735.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,974.23 : 128,304.81 = 50,532.66 : x
  2. Step 2: Convert to fraction form
    92,974.23/128,304.81 = 50,532.66/x
  3. Step 3: Cross multiply
    92,974.23x = 128,304.81 × 50,532.66
  4. Step 4: Simplify right side
    92,974.23x = 6,483,583,340.09
  5. Step 5: Solve for x
    x = 6,483,583,340.09/92,974.23
  6. Step 6: Final answer
    x = 69,735.27

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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.