Home / 162,767.44-224,608.18-90,165.42

Finding the Fourth Proportional to 162,767.44, 224,608.18 and 90,165.42

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Solution

The fourth proportional to 162,767.44, 224,608.18 and 90,165.42 is: 124,422.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,767.44 : 224,608.18 = 90,165.42 : x
  2. Step 2: Convert to fraction form
    162,767.44/224,608.18 = 90,165.42/x
  3. Step 3: Cross multiply
    162,767.44x = 224,608.18 × 90,165.42
  4. Step 4: Simplify right side
    162,767.44x = 20,251,890,885.14
  5. Step 5: Solve for x
    x = 20,251,890,885.14/162,767.44
  6. Step 6: Final answer
    x = 124,422.25

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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.