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Finding the Fourth Proportional to 133,912.56, 200,946.72 and 60,040.56

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Solution

The fourth proportional to 133,912.56, 200,946.72 and 60,040.56 is: 90,095.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,912.56 : 200,946.72 = 60,040.56 : x
  2. Step 2: Convert to fraction form
    133,912.56/200,946.72 = 60,040.56/x
  3. Step 3: Cross multiply
    133,912.56x = 200,946.72 × 60,040.56
  4. Step 4: Simplify right side
    133,912.56x = 12,064,953,598.96
  5. Step 5: Solve for x
    x = 12,064,953,598.96/133,912.56
  6. Step 6: Final answer
    x = 90,095.76

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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.