Home / 133,108.70-199,546.40-50,061.02

Finding the Fourth Proportional to 133,108.70, 199,546.40 and 50,061.02

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Solution

The fourth proportional to 133,108.70, 199,546.40 and 50,061.02 is: 75,047.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,108.70 : 199,546.40 = 50,061.02 : x
  2. Step 2: Convert to fraction form
    133,108.70/199,546.40 = 50,061.02/x
  3. Step 3: Cross multiply
    133,108.70x = 199,546.40 × 50,061.02
  4. Step 4: Simplify right side
    133,108.70x = 9,989,495,073.29
  5. Step 5: Solve for x
    x = 9,989,495,073.29/133,108.70
  6. Step 6: Final answer
    x = 75,047.65

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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.