Home / 167,697.28-251,576.76-55,385.12

Finding the Fourth Proportional to 167,697.28, 251,576.76 and 55,385.12

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Solution

The fourth proportional to 167,697.28, 251,576.76 and 55,385.12 is: 83,087.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,697.28 : 251,576.76 = 55,385.12 : x
  2. Step 2: Convert to fraction form
    167,697.28/251,576.76 = 55,385.12/x
  3. Step 3: Cross multiply
    167,697.28x = 251,576.76 × 55,385.12
  4. Step 4: Simplify right side
    167,697.28x = 13,933,609,041.81
  5. Step 5: Solve for x
    x = 13,933,609,041.81/167,697.28
  6. Step 6: Final answer
    x = 83,087.87

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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.