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Finding the Fourth Proportional to 133,393.01, 200,230.50 and 130,381.16

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Solution

The fourth proportional to 133,393.01, 200,230.50 and 130,381.16 is: 195,709.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,393.01 : 200,230.50 = 130,381.16 : x
  2. Step 2: Convert to fraction form
    133,393.01/200,230.50 = 130,381.16/x
  3. Step 3: Cross multiply
    133,393.01x = 200,230.50 × 130,381.16
  4. Step 4: Simplify right side
    133,393.01x = 26,106,283,856.23
  5. Step 5: Solve for x
    x = 26,106,283,856.23/133,393.01
  6. Step 6: Final answer
    x = 195,709.54

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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.