Home / 136,172.91-204,259.38-36,333.47

Finding the Fourth Proportional to 136,172.91, 204,259.38 and 36,333.47

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Solution

The fourth proportional to 136,172.91, 204,259.38 and 36,333.47 is: 54,500.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,172.91 : 204,259.38 = 36,333.47 : x
  2. Step 2: Convert to fraction form
    136,172.91/204,259.38 = 36,333.47/x
  3. Step 3: Cross multiply
    136,172.91x = 204,259.38 × 36,333.47
  4. Step 4: Simplify right side
    136,172.91x = 7,421,452,972.56
  5. Step 5: Solve for x
    x = 7,421,452,972.56/136,172.91
  6. Step 6: Final answer
    x = 54,500.22

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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.