Home / 265,964.82-398,880.27-132,748.98

Finding the Fourth Proportional to 265,964.82, 398,880.27 and 132,748.98

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Solution

The fourth proportional to 265,964.82, 398,880.27 and 132,748.98 is: 199,090.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,964.82 : 398,880.27 = 132,748.98 : x
  2. Step 2: Convert to fraction form
    265,964.82/398,880.27 = 132,748.98/x
  3. Step 3: Cross multiply
    265,964.82x = 398,880.27 × 132,748.98
  4. Step 4: Simplify right side
    265,964.82x = 52,950,948,984.62
  5. Step 5: Solve for x
    x = 52,950,948,984.62/265,964.82
  6. Step 6: Final answer
    x = 199,090.05

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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.