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Finding the Fourth Proportional to 230,016.40, 345,024.60 and 174,029.20

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Solution

The fourth proportional to 230,016.40, 345,024.60 and 174,029.20 is: 261,043.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,016.40 : 345,024.60 = 174,029.20 : x
  2. Step 2: Convert to fraction form
    230,016.40/345,024.60 = 174,029.20/x
  3. Step 3: Cross multiply
    230,016.40x = 345,024.60 × 174,029.20
  4. Step 4: Simplify right side
    230,016.40x = 60,044,355,118.32
  5. Step 5: Solve for x
    x = 60,044,355,118.32/230,016.40
  6. Step 6: Final answer
    x = 261,043.80

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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.