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Finding the Fourth Proportional to 150,141.96, 224,764.22 and 90,798.12

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Solution

The fourth proportional to 150,141.96, 224,764.22 and 90,798.12 is: 135,925.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,141.96 : 224,764.22 = 90,798.12 : x
  2. Step 2: Convert to fraction form
    150,141.96/224,764.22 = 90,798.12/x
  3. Step 3: Cross multiply
    150,141.96x = 224,764.22 × 90,798.12
  4. Step 4: Simplify right side
    150,141.96x = 20,408,168,619.27
  5. Step 5: Solve for x
    x = 20,408,168,619.27/150,141.96
  6. Step 6: Final answer
    x = 135,925.82

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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.