Home / 166,726.15-250,013.59-71,911.53

Finding the Fourth Proportional to 166,726.15, 250,013.59 and 71,911.53

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Solution

The fourth proportional to 166,726.15, 250,013.59 and 71,911.53 is: 107,834.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,726.15 : 250,013.59 = 71,911.53 : x
  2. Step 2: Convert to fraction form
    166,726.15/250,013.59 = 71,911.53/x
  3. Step 3: Cross multiply
    166,726.15x = 250,013.59 × 71,911.53
  4. Step 4: Simplify right side
    166,726.15x = 17,978,859,597.91
  5. Step 5: Solve for x
    x = 17,978,859,597.91/166,726.15
  6. Step 6: Final answer
    x = 107,834.67

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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.