Home / 167,511.40-251,267.10-165,761.80

Finding the Fourth Proportional to 167,511.40, 251,267.10 and 165,761.80

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Solution

The fourth proportional to 167,511.40, 251,267.10 and 165,761.80 is: 248,642.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,511.40 : 251,267.10 = 165,761.80 : x
  2. Step 2: Convert to fraction form
    167,511.40/251,267.10 = 165,761.80/x
  3. Step 3: Cross multiply
    167,511.40x = 251,267.10 × 165,761.80
  4. Step 4: Simplify right side
    167,511.40x = 41,650,486,776.78
  5. Step 5: Solve for x
    x = 41,650,486,776.78/167,511.40
  6. Step 6: Final answer
    x = 248,642.70

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1.5x scale

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.