Home / 51,012.69-76,144.62-47,255.26

Finding the Fourth Proportional to 51,012.69, 76,144.62 and 47,255.26

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Solution

The fourth proportional to 51,012.69, 76,144.62 and 47,255.26 is: 70,536.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,012.69 : 76,144.62 = 47,255.26 : x
  2. Step 2: Convert to fraction form
    51,012.69/76,144.62 = 47,255.26/x
  3. Step 3: Cross multiply
    51,012.69x = 76,144.62 × 47,255.26
  4. Step 4: Simplify right side
    51,012.69x = 3,598,233,853.04
  5. Step 5: Solve for x
    x = 3,598,233,853.04/51,012.69
  6. Step 6: Final answer
    x = 70,536.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.