Home / 119,556.63-165,067.56-74,302.14

Finding the Fourth Proportional to 119,556.63, 165,067.56 and 74,302.14

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Solution

The fourth proportional to 119,556.63, 165,067.56 and 74,302.14 is: 102,586.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,556.63 : 165,067.56 = 74,302.14 : x
  2. Step 2: Convert to fraction form
    119,556.63/165,067.56 = 74,302.14/x
  3. Step 3: Cross multiply
    119,556.63x = 165,067.56 × 74,302.14
  4. Step 4: Simplify right side
    119,556.63x = 12,264,872,952.58
  5. Step 5: Solve for x
    x = 12,264,872,952.58/119,556.63
  6. Step 6: Final answer
    x = 102,586.31

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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.