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Finding the Fourth Proportional to 133,976.68, 184,876.16 and 73,547.24

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Solution

The fourth proportional to 133,976.68, 184,876.16 and 73,547.24 is: 101,488.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,976.68 : 184,876.16 = 73,547.24 : x
  2. Step 2: Convert to fraction form
    133,976.68/184,876.16 = 73,547.24/x
  3. Step 3: Cross multiply
    133,976.68x = 184,876.16 × 73,547.24
  4. Step 4: Simplify right side
    133,976.68x = 13,597,131,031.48
  5. Step 5: Solve for x
    x = 13,597,131,031.48/133,976.68
  6. Step 6: Final answer
    x = 101,488.79

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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.