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Finding the Fourth Proportional to 253,868.85, 350,326.76 and 146,473.52

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Solution

The fourth proportional to 253,868.85, 350,326.76 and 146,473.52 is: 202,126.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,868.85 : 350,326.76 = 146,473.52 : x
  2. Step 2: Convert to fraction form
    253,868.85/350,326.76 = 146,473.52/x
  3. Step 3: Cross multiply
    253,868.85x = 350,326.76 × 146,473.52
  4. Step 4: Simplify right side
    253,868.85x = 51,313,591,203.39
  5. Step 5: Solve for x
    x = 51,313,591,203.39/253,868.85
  6. Step 6: Final answer
    x = 202,126.38

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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.