Home / 133,570.14-184,329.06-73,139.82

Finding the Fourth Proportional to 133,570.14, 184,329.06 and 73,139.82

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Solution

The fourth proportional to 133,570.14, 184,329.06 and 73,139.82 is: 100,934.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,570.14 : 184,329.06 = 73,139.82 : x
  2. Step 2: Convert to fraction form
    133,570.14/184,329.06 = 73,139.82/x
  3. Step 3: Cross multiply
    133,570.14x = 184,329.06 × 73,139.82
  4. Step 4: Simplify right side
    133,570.14x = 13,481,794,269.17
  5. Step 5: Solve for x
    x = 13,481,794,269.17/133,570.14
  6. Step 6: Final answer
    x = 100,934.19

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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.