Home / 167,567.66-231,217.58-99,559.46

Finding the Fourth Proportional to 167,567.66, 231,217.58 and 99,559.46

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Solution

The fourth proportional to 167,567.66, 231,217.58 and 99,559.46 is: 137,376.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,567.66 : 231,217.58 = 99,559.46 : x
  2. Step 2: Convert to fraction form
    167,567.66/231,217.58 = 99,559.46/x
  3. Step 3: Cross multiply
    167,567.66x = 231,217.58 × 99,559.46
  4. Step 4: Simplify right side
    167,567.66x = 23,019,895,753.42
  5. Step 5: Solve for x
    x = 23,019,895,753.42/167,567.66
  6. Step 6: Final answer
    x = 137,376.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.