Home / 60,668.01-91,006.34-21,235.05

Finding the Fourth Proportional to 60,668.01, 91,006.34 and 21,235.05

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Solution

The fourth proportional to 60,668.01, 91,006.34 and 21,235.05 is: 31,854.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,668.01 : 91,006.34 = 21,235.05 : x
  2. Step 2: Convert to fraction form
    60,668.01/91,006.34 = 21,235.05/x
  3. Step 3: Cross multiply
    60,668.01x = 91,006.34 × 21,235.05
  4. Step 4: Simplify right side
    60,668.01x = 1,932,524,074.04
  5. Step 5: Solve for x
    x = 1,932,524,074.04/60,668.01
  6. Step 6: Final answer
    x = 31,854.09

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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.