Home / 74,057.77-111,131.76-26,668.89

Finding the Fourth Proportional to 74,057.77, 111,131.76 and 26,668.89

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Solution

The fourth proportional to 74,057.77, 111,131.76 and 26,668.89 is: 40,019.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,057.77 : 111,131.76 = 26,668.89 : x
  2. Step 2: Convert to fraction form
    74,057.77/111,131.76 = 26,668.89/x
  3. Step 3: Cross multiply
    74,057.77x = 111,131.76 × 26,668.89
  4. Step 4: Simplify right side
    74,057.77x = 2,963,760,682.95
  5. Step 5: Solve for x
    x = 2,963,760,682.95/74,057.77
  6. Step 6: Final answer
    x = 40,019.58

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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.