Home / 192,428.52-265,539.91-106,382.35

Finding the Fourth Proportional to 192,428.52, 265,539.91 and 106,382.35

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Solution

The fourth proportional to 192,428.52, 265,539.91 and 106,382.35 is: 146,801.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,428.52 : 265,539.91 = 106,382.35 : x
  2. Step 2: Convert to fraction form
    192,428.52/265,539.91 = 106,382.35/x
  3. Step 3: Cross multiply
    192,428.52x = 265,539.91 × 106,382.35
  4. Step 4: Simplify right side
    192,428.52x = 28,248,758,416.36
  5. Step 5: Solve for x
    x = 28,248,758,416.36/192,428.52
  6. Step 6: Final answer
    x = 146,801.31

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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.