Home / 192,730.88-265,979.76-107,847.20

Finding the Fourth Proportional to 192,730.88, 265,979.76 and 107,847.20

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Solution

The fourth proportional to 192,730.88, 265,979.76 and 107,847.20 is: 148,835.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,730.88 : 265,979.76 = 107,847.20 : x
  2. Step 2: Convert to fraction form
    192,730.88/265,979.76 = 107,847.20/x
  3. Step 3: Cross multiply
    192,730.88x = 265,979.76 × 107,847.20
  4. Step 4: Simplify right side
    192,730.88x = 28,685,172,372.67
  5. Step 5: Solve for x
    x = 28,685,172,372.67/192,730.88
  6. Step 6: Final answer
    x = 148,835.37

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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.