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Finding the Fourth Proportional to 250,359.65, 345,496.49 and 148,435.39

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Solution

The fourth proportional to 250,359.65, 345,496.49 and 148,435.39 is: 204,840.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,359.65 : 345,496.49 = 148,435.39 : x
  2. Step 2: Convert to fraction form
    250,359.65/345,496.49 = 148,435.39/x
  3. Step 3: Cross multiply
    250,359.65x = 345,496.49 × 148,435.39
  4. Step 4: Simplify right side
    250,359.65x = 51,283,906,236.78
  5. Step 5: Solve for x
    x = 51,283,906,236.78/250,359.65
  6. Step 6: Final answer
    x = 204,840.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.