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Finding the Fourth Proportional to 150,655.29, 226,123.88 and 79,630.64

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Solution

The fourth proportional to 150,655.29, 226,123.88 and 79,630.64 is: 119,520.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,655.29 : 226,123.88 = 79,630.64 : x
  2. Step 2: Convert to fraction form
    150,655.29/226,123.88 = 79,630.64/x
  3. Step 3: Cross multiply
    150,655.29x = 226,123.88 × 79,630.64
  4. Step 4: Simplify right side
    150,655.29x = 18,006,389,450.84
  5. Step 5: Solve for x
    x = 18,006,389,450.84/150,655.29
  6. Step 6: Final answer
    x = 119,520.46

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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.