Home / 70,452.44-97,232.51-40,242.11

Finding the Fourth Proportional to 70,452.44, 97,232.51 and 40,242.11

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Solution

The fourth proportional to 70,452.44, 97,232.51 and 40,242.11 is: 55,538.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,452.44 : 97,232.51 = 40,242.11 : x
  2. Step 2: Convert to fraction form
    70,452.44/97,232.51 = 40,242.11/x
  3. Step 3: Cross multiply
    70,452.44x = 97,232.51 × 40,242.11
  4. Step 4: Simplify right side
    70,452.44x = 3,912,840,977.44
  5. Step 5: Solve for x
    x = 3,912,840,977.44/70,452.44
  6. Step 6: Final answer
    x = 55,538.76

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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.