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Finding the Fourth Proportional to 239,297.33, 358,607.58 and 132,728.22

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Solution

The fourth proportional to 239,297.33, 358,607.58 and 132,728.22 is: 198,904.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,297.33 : 358,607.58 = 132,728.22 : x
  2. Step 2: Convert to fraction form
    239,297.33/358,607.58 = 132,728.22/x
  3. Step 3: Cross multiply
    239,297.33x = 358,607.58 × 132,728.22
  4. Step 4: Simplify right side
    239,297.33x = 47,597,345,771.91
  5. Step 5: Solve for x
    x = 47,597,345,771.91/239,297.33
  6. Step 6: Final answer
    x = 198,904.63

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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.