Home / 133,144.83-199,721.34-58,226.40

Finding the Fourth Proportional to 133,144.83, 199,721.34 and 58,226.40

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Solution

The fourth proportional to 133,144.83, 199,721.34 and 58,226.40 is: 87,341.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,144.83 : 199,721.34 = 58,226.40 : x
  2. Step 2: Convert to fraction form
    133,144.83/199,721.34 = 58,226.40/x
  3. Step 3: Cross multiply
    133,144.83x = 199,721.34 × 58,226.40
  4. Step 4: Simplify right side
    133,144.83x = 11,629,054,631.38
  5. Step 5: Solve for x
    x = 11,629,054,631.38/133,144.83
  6. Step 6: Final answer
    x = 87,341.39

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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.