Home / 267,320.36-400,952.30-140,909.94

Finding the Fourth Proportional to 267,320.36, 400,952.30 and 140,909.94

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Solution

The fourth proportional to 267,320.36, 400,952.30 and 140,909.94 is: 211,350.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,320.36 : 400,952.30 = 140,909.94 : x
  2. Step 2: Convert to fraction form
    267,320.36/400,952.30 = 140,909.94/x
  3. Step 3: Cross multiply
    267,320.36x = 400,952.30 × 140,909.94
  4. Step 4: Simplify right side
    267,320.36x = 56,498,163,831.31
  5. Step 5: Solve for x
    x = 56,498,163,831.31/267,320.36
  6. Step 6: Final answer
    x = 211,350.02

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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.