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Finding the Fourth Proportional to 84,192.79, 116,182.39 and 45,951.37

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Solution

The fourth proportional to 84,192.79, 116,182.39 and 45,951.37 is: 63,410.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,192.79 : 116,182.39 = 45,951.37 : x
  2. Step 2: Convert to fraction form
    84,192.79/116,182.39 = 45,951.37/x
  3. Step 3: Cross multiply
    84,192.79x = 116,182.39 × 45,951.37
  4. Step 4: Simplify right side
    84,192.79x = 5,338,739,990.37
  5. Step 5: Solve for x
    x = 5,338,739,990.37/84,192.79
  6. Step 6: Final answer
    x = 63,410.89

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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.