Home / 60,556.78-83,521.02-39,342.88

Finding the Fourth Proportional to 60,556.78, 83,521.02 and 39,342.88

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Solution

The fourth proportional to 60,556.78, 83,521.02 and 39,342.88 is: 54,262.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,556.78 : 83,521.02 = 39,342.88 : x
  2. Step 2: Convert to fraction form
    60,556.78/83,521.02 = 39,342.88/x
  3. Step 3: Cross multiply
    60,556.78x = 83,521.02 × 39,342.88
  4. Step 4: Simplify right side
    60,556.78x = 3,285,957,467.34
  5. Step 5: Solve for x
    x = 3,285,957,467.34/60,556.78
  6. Step 6: Final answer
    x = 54,262.42

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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.