Home / 45,743.44-68,615.10-30,047.56

Finding the Fourth Proportional to 45,743.44, 68,615.10 and 30,047.56

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Solution

The fourth proportional to 45,743.44, 68,615.10 and 30,047.56 is: 45,071.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,743.44 : 68,615.10 = 30,047.56 : x
  2. Step 2: Convert to fraction form
    45,743.44/68,615.10 = 30,047.56/x
  3. Step 3: Cross multiply
    45,743.44x = 68,615.10 × 30,047.56
  4. Step 4: Simplify right side
    45,743.44x = 2,061,716,334.16
  5. Step 5: Solve for x
    x = 2,061,716,334.16/45,743.44
  6. Step 6: Final answer
    x = 45,071.30

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Similar ratio
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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.