Home / 266,722.77-400,000.92-89,188.34

Finding the Fourth Proportional to 266,722.77, 400,000.92 and 89,188.34

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Solution

The fourth proportional to 266,722.77, 400,000.92 and 89,188.34 is: 133,754.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,722.77 : 400,000.92 = 89,188.34 : x
  2. Step 2: Convert to fraction form
    266,722.77/400,000.92 = 89,188.34/x
  3. Step 3: Cross multiply
    266,722.77x = 400,000.92 × 89,188.34
  4. Step 4: Simplify right side
    266,722.77x = 35,675,416,053.27
  5. Step 5: Solve for x
    x = 35,675,416,053.27/266,722.77
  6. Step 6: Final answer
    x = 133,754.67

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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.