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Finding the Fourth Proportional to 150,722.27, 207,954.11 and 97,038.37

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Solution

The fourth proportional to 150,722.27, 207,954.11 and 97,038.37 is: 133,885.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,722.27 : 207,954.11 = 97,038.37 : x
  2. Step 2: Convert to fraction form
    150,722.27/207,954.11 = 97,038.37/x
  3. Step 3: Cross multiply
    150,722.27x = 207,954.11 × 97,038.37
  4. Step 4: Simplify right side
    150,722.27x = 20,179,527,591.91
  5. Step 5: Solve for x
    x = 20,179,527,591.91/150,722.27
  6. Step 6: Final answer
    x = 133,885.51

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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.