Home / 226,761.40-340,142.10-152,111.80

Finding the Fourth Proportional to 226,761.40, 340,142.10 and 152,111.80

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Solution

The fourth proportional to 226,761.40, 340,142.10 and 152,111.80 is: 228,167.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,761.40 : 340,142.10 = 152,111.80 : x
  2. Step 2: Convert to fraction form
    226,761.40/340,142.10 = 152,111.80/x
  3. Step 3: Cross multiply
    226,761.40x = 340,142.10 × 152,111.80
  4. Step 4: Simplify right side
    226,761.40x = 51,739,627,086.78
  5. Step 5: Solve for x
    x = 51,739,627,086.78/226,761.40
  6. Step 6: Final answer
    x = 228,167.70

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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.