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Finding the Fourth Proportional to 250,203.94, 344,938.20 and 158,277.49

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Solution

The fourth proportional to 250,203.94, 344,938.20 and 158,277.49 is: 218,205.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,203.94 : 344,938.20 = 158,277.49 : x
  2. Step 2: Convert to fraction form
    250,203.94/344,938.20 = 158,277.49/x
  3. Step 3: Cross multiply
    250,203.94x = 344,938.20 × 158,277.49
  4. Step 4: Simplify right side
    250,203.94x = 54,595,952,501.12
  5. Step 5: Solve for x
    x = 54,595,952,501.12/250,203.94
  6. Step 6: Final answer
    x = 218,205.81

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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.