Home / 256,606.24-384,799.23-88,143.52

Finding the Fourth Proportional to 256,606.24, 384,799.23 and 88,143.52

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Solution

The fourth proportional to 256,606.24, 384,799.23 and 88,143.52 is: 132,177.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,606.24 : 384,799.23 = 88,143.52 : x
  2. Step 2: Convert to fraction form
    256,606.24/384,799.23 = 88,143.52/x
  3. Step 3: Cross multiply
    256,606.24x = 384,799.23 × 88,143.52
  4. Step 4: Simplify right side
    256,606.24x = 33,917,558,625.49
  5. Step 5: Solve for x
    x = 33,917,558,625.49/256,606.24
  6. Step 6: Final answer
    x = 132,177.45

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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.