Home / 133,400.08-200,026.20-54,569.64

Finding the Fourth Proportional to 133,400.08, 200,026.20 and 54,569.64

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Solution

The fourth proportional to 133,400.08, 200,026.20 and 54,569.64 is: 81,824.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,400.08 : 200,026.20 = 54,569.64 : x
  2. Step 2: Convert to fraction form
    133,400.08/200,026.20 = 54,569.64/x
  3. Step 3: Cross multiply
    133,400.08x = 200,026.20 × 54,569.64
  4. Step 4: Simplify right side
    133,400.08x = 10,915,357,724.57
  5. Step 5: Solve for x
    x = 10,915,357,724.57/133,400.08
  6. Step 6: Final answer
    x = 81,824.22

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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.