Home / 256,600.24-384,790.23-88,137.52

Finding the Fourth Proportional to 256,600.24, 384,790.23 and 88,137.52

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Solution

The fourth proportional to 256,600.24, 384,790.23 and 88,137.52 is: 132,168.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,600.24 : 384,790.23 = 88,137.52 : x
  2. Step 2: Convert to fraction form
    256,600.24/384,790.23 = 88,137.52/x
  3. Step 3: Cross multiply
    256,600.24x = 384,790.23 × 88,137.52
  4. Step 4: Simplify right side
    256,600.24x = 33,914,456,592.43
  5. Step 5: Solve for x
    x = 33,914,456,592.43/256,600.24
  6. Step 6: Final answer
    x = 132,168.45

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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.