Home / 133,098.18-183,758.39-84,727.41

Finding the Fourth Proportional to 133,098.18, 183,758.39 and 84,727.41

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Solution

The fourth proportional to 133,098.18, 183,758.39 and 84,727.41 is: 116,976.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,098.18 : 183,758.39 = 84,727.41 : x
  2. Step 2: Convert to fraction form
    133,098.18/183,758.39 = 84,727.41/x
  3. Step 3: Cross multiply
    133,098.18x = 183,758.39 × 84,727.41
  4. Step 4: Simplify right side
    133,098.18x = 15,569,372,450.47
  5. Step 5: Solve for x
    x = 15,569,372,450.47/133,098.18
  6. Step 6: Final answer
    x = 116,976.60

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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.