Home / 112,456.36-168,548.13-82,597.33

Finding the Fourth Proportional to 112,456.36, 168,548.13 and 82,597.33

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Solution

The fourth proportional to 112,456.36, 168,548.13 and 82,597.33 is: 123,795.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,456.36 : 168,548.13 = 82,597.33 : x
  2. Step 2: Convert to fraction form
    112,456.36/168,548.13 = 82,597.33/x
  3. Step 3: Cross multiply
    112,456.36x = 168,548.13 × 82,597.33
  4. Step 4: Simplify right side
    112,456.36x = 13,921,624,671.75
  5. Step 5: Solve for x
    x = 13,921,624,671.75/112,456.36
  6. Step 6: Final answer
    x = 123,795.80

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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.