Home / 104,298.26-156,453.45-40,256.76

Finding the Fourth Proportional to 104,298.26, 156,453.45 and 40,256.76

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Solution

The fourth proportional to 104,298.26, 156,453.45 and 40,256.76 is: 60,387.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,298.26 : 156,453.45 = 40,256.76 : x
  2. Step 2: Convert to fraction form
    104,298.26/156,453.45 = 40,256.76/x
  3. Step 3: Cross multiply
    104,298.26x = 156,453.45 × 40,256.76
  4. Step 4: Simplify right side
    104,298.26x = 6,298,308,987.82
  5. Step 5: Solve for x
    x = 6,298,308,987.82/104,298.26
  6. Step 6: Final answer
    x = 60,387.48

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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.