Home / 216,116.83-298,213.71-120,627.55

Finding the Fourth Proportional to 216,116.83, 298,213.71 and 120,627.55

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Solution

The fourth proportional to 216,116.83, 298,213.71 and 120,627.55 is: 166,450.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,116.83 : 298,213.71 = 120,627.55 : x
  2. Step 2: Convert to fraction form
    216,116.83/298,213.71 = 120,627.55/x
  3. Step 3: Cross multiply
    216,116.83x = 298,213.71 × 120,627.55
  4. Step 4: Simplify right side
    216,116.83x = 35,972,788,468.18
  5. Step 5: Solve for x
    x = 35,972,788,468.18/216,116.83
  6. Step 6: Final answer
    x = 166,450.66

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.