Home / 133,807.07-200,316.92-89,323.49

Finding the Fourth Proportional to 133,807.07, 200,316.92 and 89,323.49

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Solution

The fourth proportional to 133,807.07, 200,316.92 and 89,323.49 is: 133,722.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,807.07 : 200,316.92 = 89,323.49 : x
  2. Step 2: Convert to fraction form
    133,807.07/200,316.92 = 89,323.49/x
  3. Step 3: Cross multiply
    133,807.07x = 200,316.92 × 89,323.49
  4. Step 4: Simplify right side
    133,807.07x = 17,893,004,952.25
  5. Step 5: Solve for x
    x = 17,893,004,952.25/133,807.07
  6. Step 6: Final answer
    x = 133,722.42

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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.