Home / 192,423.42-265,552.62-109,639.98

Finding the Fourth Proportional to 192,423.42, 265,552.62 and 109,639.98

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Solution

The fourth proportional to 192,423.42, 265,552.62 and 109,639.98 is: 151,307.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,423.42 : 265,552.62 = 109,639.98 : x
  2. Step 2: Convert to fraction form
    192,423.42/265,552.62 = 109,639.98/x
  3. Step 3: Cross multiply
    192,423.42x = 265,552.62 × 109,639.98
  4. Step 4: Simplify right side
    192,423.42x = 29,115,183,945.75
  5. Step 5: Solve for x
    x = 29,115,183,945.75/192,423.42
  6. Step 6: Final answer
    x = 151,307.90

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Why These Related Problems?

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