Home / 122,008.83-183,044.80-71,450.56

Finding the Fourth Proportional to 122,008.83, 183,044.80 and 71,450.56

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Solution

The fourth proportional to 122,008.83, 183,044.80 and 71,450.56 is: 107,194.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,008.83 : 183,044.80 = 71,450.56 : x
  2. Step 2: Convert to fraction form
    122,008.83/183,044.80 = 71,450.56/x
  3. Step 3: Cross multiply
    122,008.83x = 183,044.80 × 71,450.56
  4. Step 4: Simplify right side
    122,008.83x = 13,078,653,096.79
  5. Step 5: Solve for x
    x = 13,078,653,096.79/122,008.83
  6. Step 6: Final answer
    x = 107,194.31

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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.