Home / 256,609.24-384,803.73-88,146.52

Finding the Fourth Proportional to 256,609.24, 384,803.73 and 88,146.52

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Solution

The fourth proportional to 256,609.24, 384,803.73 and 88,146.52 is: 132,181.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,609.24 : 384,803.73 = 88,146.52 : x
  2. Step 2: Convert to fraction form
    256,609.24/384,803.73 = 88,146.52/x
  3. Step 3: Cross multiply
    256,609.24x = 384,803.73 × 88,146.52
  4. Step 4: Simplify right side
    256,609.24x = 33,919,109,682.52
  5. Step 5: Solve for x
    x = 33,919,109,682.52/256,609.24
  6. Step 6: Final answer
    x = 132,181.95

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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.