Home / 122,092.80-183,138.56-38,984.96

Finding the Fourth Proportional to 122,092.80, 183,138.56 and 38,984.96

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Solution

The fourth proportional to 122,092.80, 183,138.56 and 38,984.96 is: 58,477.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,092.80 : 183,138.56 = 38,984.96 : x
  2. Step 2: Convert to fraction form
    122,092.80/183,138.56 = 38,984.96/x
  3. Step 3: Cross multiply
    122,092.80x = 183,138.56 × 38,984.96
  4. Step 4: Simplify right side
    122,092.80x = 7,139,649,436.06
  5. Step 5: Solve for x
    x = 7,139,649,436.06/122,092.80
  6. Step 6: Final answer
    x = 58,477.24

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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.