Home / 122,398.50-183,654.24-55,859.02

Finding the Fourth Proportional to 122,398.50, 183,654.24 and 55,859.02

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Solution

The fourth proportional to 122,398.50, 183,654.24 and 55,859.02 is: 83,814.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,398.50 : 183,654.24 = 55,859.02 : x
  2. Step 2: Convert to fraction form
    122,398.50/183,654.24 = 55,859.02/x
  3. Step 3: Cross multiply
    122,398.50x = 183,654.24 × 55,859.02
  4. Step 4: Simplify right side
    122,398.50x = 10,258,745,865.24
  5. Step 5: Solve for x
    x = 10,258,745,865.24/122,398.50
  6. Step 6: Final answer
    x = 83,814.31

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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.