Home / 96,887.88-133,717.57-54,446.38

Finding the Fourth Proportional to 96,887.88, 133,717.57 and 54,446.38

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Solution

The fourth proportional to 96,887.88, 133,717.57 and 54,446.38 is: 75,142.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,887.88 : 133,717.57 = 54,446.38 : x
  2. Step 2: Convert to fraction form
    96,887.88/133,717.57 = 54,446.38/x
  3. Step 3: Cross multiply
    96,887.88x = 133,717.57 × 54,446.38
  4. Step 4: Simplify right side
    96,887.88x = 7,280,437,158.49
  5. Step 5: Solve for x
    x = 7,280,437,158.49/96,887.88
  6. Step 6: Final answer
    x = 75,142.91

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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.