Home / 271,372.20-406,985.40-93,933.60

Finding the Fourth Proportional to 271,372.20, 406,985.40 and 93,933.60

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Solution

The fourth proportional to 271,372.20, 406,985.40 and 93,933.60 is: 140,875.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,372.20 : 406,985.40 = 93,933.60 : x
  2. Step 2: Convert to fraction form
    271,372.20/406,985.40 = 93,933.60/x
  3. Step 3: Cross multiply
    271,372.20x = 406,985.40 × 93,933.60
  4. Step 4: Simplify right side
    271,372.20x = 38,229,603,769.44
  5. Step 5: Solve for x
    x = 38,229,603,769.44/271,372.20
  6. Step 6: Final answer
    x = 140,875.17

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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.