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Finding the Fourth Proportional to 60,556.91, 90,849.96 and 19,003.91

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Solution

The fourth proportional to 60,556.91, 90,849.96 and 19,003.91 is: 28,510.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,556.91 : 90,849.96 = 19,003.91 : x
  2. Step 2: Convert to fraction form
    60,556.91/90,849.96 = 19,003.91/x
  3. Step 3: Cross multiply
    60,556.91x = 90,849.96 × 19,003.91
  4. Step 4: Simplify right side
    60,556.91x = 1,726,504,009.09
  5. Step 5: Solve for x
    x = 1,726,504,009.09/60,556.91
  6. Step 6: Final answer
    x = 28,510.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.