Home / 150,239.52-207,330.42-82,256.64

Finding the Fourth Proportional to 150,239.52, 207,330.42 and 82,256.64

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Solution

The fourth proportional to 150,239.52, 207,330.42 and 82,256.64 is: 113,514.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,239.52 : 207,330.42 = 82,256.64 : x
  2. Step 2: Convert to fraction form
    150,239.52/207,330.42 = 82,256.64/x
  3. Step 3: Cross multiply
    150,239.52x = 207,330.42 × 82,256.64
  4. Step 4: Simplify right side
    150,239.52x = 17,054,303,718.99
  5. Step 5: Solve for x
    x = 17,054,303,718.99/150,239.52
  6. Step 6: Final answer
    x = 113,514.10

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1.5x scale

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.