Home / 166,950.99-250,508.70-78,189.17

Finding the Fourth Proportional to 166,950.99, 250,508.70 and 78,189.17

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Solution

The fourth proportional to 166,950.99, 250,508.70 and 78,189.17 is: 117,322.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,950.99 : 250,508.70 = 78,189.17 : x
  2. Step 2: Convert to fraction form
    166,950.99/250,508.70 = 78,189.17/x
  3. Step 3: Cross multiply
    166,950.99x = 250,508.70 × 78,189.17
  4. Step 4: Simplify right side
    166,950.99x = 19,587,066,078.24
  5. Step 5: Solve for x
    x = 19,587,066,078.24/166,950.99
  6. Step 6: Final answer
    x = 117,322.25

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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.