Home / 274,236.33-411,280.68-96,720.30

Finding the Fourth Proportional to 274,236.33, 411,280.68 and 96,720.30

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Solution

The fourth proportional to 274,236.33, 411,280.68 and 96,720.30 is: 145,054.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,236.33 : 411,280.68 = 96,720.30 : x
  2. Step 2: Convert to fraction form
    274,236.33/411,280.68 = 96,720.30/x
  3. Step 3: Cross multiply
    274,236.33x = 411,280.68 × 96,720.30
  4. Step 4: Simplify right side
    274,236.33x = 39,779,190,753.80
  5. Step 5: Solve for x
    x = 39,779,190,753.80/274,236.33
  6. Step 6: Final answer
    x = 145,054.42

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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.