Home / 167,338.40-251,010.84-66,133.76

Finding the Fourth Proportional to 167,338.40, 251,010.84 and 66,133.76

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Solution

The fourth proportional to 167,338.40, 251,010.84 and 66,133.76 is: 99,201.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,338.40 : 251,010.84 = 66,133.76 : x
  2. Step 2: Convert to fraction form
    167,338.40/251,010.84 = 66,133.76/x
  3. Step 3: Cross multiply
    167,338.40x = 251,010.84 × 66,133.76
  4. Step 4: Simplify right side
    167,338.40x = 16,600,290,649.96
  5. Step 5: Solve for x
    x = 16,600,290,649.96/167,338.40
  6. Step 6: Final answer
    x = 99,201.92

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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.