Home / 185,344.26-255,775.35-100,461.30

Finding the Fourth Proportional to 185,344.26, 255,775.35 and 100,461.30

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Solution

The fourth proportional to 185,344.26, 255,775.35 and 100,461.30 is: 138,636.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,344.26 : 255,775.35 = 100,461.30 : x
  2. Step 2: Convert to fraction form
    185,344.26/255,775.35 = 100,461.30/x
  3. Step 3: Cross multiply
    185,344.26x = 255,775.35 × 100,461.30
  4. Step 4: Simplify right side
    185,344.26x = 25,695,524,168.96
  5. Step 5: Solve for x
    x = 25,695,524,168.96/185,344.26
  6. Step 6: Final answer
    x = 138,636.74

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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.