Home / 192,478.59-265,622.18-106,443.36

Finding the Fourth Proportional to 192,478.59, 265,622.18 and 106,443.36

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Solution

The fourth proportional to 192,478.59, 265,622.18 and 106,443.36 is: 146,892.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,478.59 : 265,622.18 = 106,443.36 : x
  2. Step 2: Convert to fraction form
    192,478.59/265,622.18 = 106,443.36/x
  3. Step 3: Cross multiply
    192,478.59x = 265,622.18 × 106,443.36
  4. Step 4: Simplify right side
    192,478.59x = 28,273,717,461.56
  5. Step 5: Solve for x
    x = 28,273,717,461.56/192,478.59
  6. Step 6: Final answer
    x = 146,892.79

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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.