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Finding the Fourth Proportional to 248,227.92, 342,556.02 and 135,051.48

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Solution

The fourth proportional to 248,227.92, 342,556.02 and 135,051.48 is: 186,371.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,227.92 : 342,556.02 = 135,051.48 : x
  2. Step 2: Convert to fraction form
    248,227.92/342,556.02 = 135,051.48/x
  3. Step 3: Cross multiply
    248,227.92x = 342,556.02 × 135,051.48
  4. Step 4: Simplify right side
    248,227.92x = 46,262,697,483.91
  5. Step 5: Solve for x
    x = 46,262,697,483.91/248,227.92
  6. Step 6: Final answer
    x = 186,371.85

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1.5x scale

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.