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Finding the Fourth Proportional to 175,069.80, 262,911.90 and 169,540.20

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Solution

The fourth proportional to 175,069.80, 262,911.90 and 169,540.20 is: 254,607.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,069.80 : 262,911.90 = 169,540.20 : x
  2. Step 2: Convert to fraction form
    175,069.80/262,911.90 = 169,540.20/x
  3. Step 3: Cross multiply
    175,069.80x = 262,911.90 × 169,540.20
  4. Step 4: Simplify right side
    175,069.80x = 44,574,136,108.38
  5. Step 5: Solve for x
    x = 44,574,136,108.38/175,069.80
  6. Step 6: Final answer
    x = 254,607.80

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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.