Home / 162,524.10-224,284.68-90,910.78

Finding the Fourth Proportional to 162,524.10, 224,284.68 and 90,910.78

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Solution

The fourth proportional to 162,524.10, 224,284.68 and 90,910.78 is: 125,457.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,524.10 : 224,284.68 = 90,910.78 : x
  2. Step 2: Convert to fraction form
    162,524.10/224,284.68 = 90,910.78/x
  3. Step 3: Cross multiply
    162,524.10x = 224,284.68 × 90,910.78
  4. Step 4: Simplify right side
    162,524.10x = 20,389,895,200.85
  5. Step 5: Solve for x
    x = 20,389,895,200.85/162,524.10
  6. Step 6: Final answer
    x = 125,457.67

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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.