Home / 70,694.10-97,556.40-42,408.90

Finding the Fourth Proportional to 70,694.10, 97,556.40 and 42,408.90

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Solution

The fourth proportional to 70,694.10, 97,556.40 and 42,408.90 is: 58,523.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,694.10 : 97,556.40 = 42,408.90 : x
  2. Step 2: Convert to fraction form
    70,694.10/97,556.40 = 42,408.90/x
  3. Step 3: Cross multiply
    70,694.10x = 97,556.40 × 42,408.90
  4. Step 4: Simplify right side
    70,694.10x = 4,137,259,611.96
  5. Step 5: Solve for x
    x = 4,137,259,611.96/70,694.10
  6. Step 6: Final answer
    x = 58,523.41

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1.5x scale

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.