Home / 122,496.75-183,792.66-47,669.45

Finding the Fourth Proportional to 122,496.75, 183,792.66 and 47,669.45

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Solution

The fourth proportional to 122,496.75, 183,792.66 and 47,669.45 is: 71,522.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,496.75 : 183,792.66 = 47,669.45 : x
  2. Step 2: Convert to fraction form
    122,496.75/183,792.66 = 47,669.45/x
  3. Step 3: Cross multiply
    122,496.75x = 183,792.66 × 47,669.45
  4. Step 4: Simplify right side
    122,496.75x = 8,761,295,475.72
  5. Step 5: Solve for x
    x = 8,761,295,475.72/122,496.75
  6. Step 6: Final answer
    x = 71,522.68

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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.