Home / 133,120.08-199,666.44-44,364

Finding the Fourth Proportional to 133,120.08, 199,666.44 and 44,364

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Solution

The fourth proportional to 133,120.08, 199,666.44 and 44,364 is: 66,541.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,120.08 : 199,666.44 = 44,364 : x
  2. Step 2: Convert to fraction form
    133,120.08/199,666.44 = 44,364/x
  3. Step 3: Cross multiply
    133,120.08x = 199,666.44 × 44,364
  4. Step 4: Simplify right side
    133,120.08x = 8,858,001,944.16
  5. Step 5: Solve for x
    x = 8,858,001,944.16/133,120.08
  6. Step 6: Final answer
    x = 66,541.44

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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.