Home / 122,469.34-183,669.20-47,573.50

Finding the Fourth Proportional to 122,469.34, 183,669.20 and 47,573.50

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Solution

The fourth proportional to 122,469.34, 183,669.20 and 47,573.50 is: 71,346.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,469.34 : 183,669.20 = 47,573.50 : x
  2. Step 2: Convert to fraction form
    122,469.34/183,669.20 = 47,573.50/x
  3. Step 3: Cross multiply
    122,469.34x = 183,669.20 × 47,573.50
  4. Step 4: Simplify right side
    122,469.34x = 8,737,786,686.20
  5. Step 5: Solve for x
    x = 8,737,786,686.20/122,469.34
  6. Step 6: Final answer
    x = 71,346.73

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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.