Home / 181,214.20-271,821.30-172,466.20

Finding the Fourth Proportional to 181,214.20, 271,821.30 and 172,466.20

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Solution

The fourth proportional to 181,214.20, 271,821.30 and 172,466.20 is: 258,699.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,214.20 : 271,821.30 = 172,466.20 : x
  2. Step 2: Convert to fraction form
    181,214.20/271,821.30 = 172,466.20/x
  3. Step 3: Cross multiply
    181,214.20x = 271,821.30 × 172,466.20
  4. Step 4: Simplify right side
    181,214.20x = 46,879,986,690.06
  5. Step 5: Solve for x
    x = 46,879,986,690.06/181,214.20
  6. Step 6: Final answer
    x = 258,699.30

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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.