Home / 77,945.52-116,956.68-36,395.44

Finding the Fourth Proportional to 77,945.52, 116,956.68 and 36,395.44

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Solution

The fourth proportional to 77,945.52, 116,956.68 and 36,395.44 is: 54,611.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,945.52 : 116,956.68 = 36,395.44 : x
  2. Step 2: Convert to fraction form
    77,945.52/116,956.68 = 36,395.44/x
  3. Step 3: Cross multiply
    77,945.52x = 116,956.68 × 36,395.44
  4. Step 4: Simplify right side
    77,945.52x = 4,256,689,829.54
  5. Step 5: Solve for x
    x = 4,256,689,829.54/77,945.52
  6. Step 6: Final answer
    x = 54,611.09

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1.5x scale

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.