Home / 162,772.96-224,615.78-90,170.92

Finding the Fourth Proportional to 162,772.96, 224,615.78 and 90,170.92

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Solution

The fourth proportional to 162,772.96, 224,615.78 and 90,170.92 is: 124,429.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,772.96 : 224,615.78 = 90,170.92 : x
  2. Step 2: Convert to fraction form
    162,772.96/224,615.78 = 90,170.92/x
  3. Step 3: Cross multiply
    162,772.96x = 224,615.78 × 90,170.92
  4. Step 4: Simplify right side
    162,772.96x = 20,253,811,529.12
  5. Step 5: Solve for x
    x = 20,253,811,529.12/162,772.96
  6. Step 6: Final answer
    x = 124,429.83

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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.