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Finding the Fourth Proportional to 253,850.48, 350,348.63 and 146,418.15

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Solution

The fourth proportional to 253,850.48, 350,348.63 and 146,418.15 is: 202,077.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,850.48 : 350,348.63 = 146,418.15 : x
  2. Step 2: Convert to fraction form
    253,850.48/350,348.63 = 146,418.15/x
  3. Step 3: Cross multiply
    253,850.48x = 350,348.63 × 146,418.15
  4. Step 4: Simplify right side
    253,850.48x = 51,297,398,259.63
  5. Step 5: Solve for x
    x = 51,297,398,259.63/253,850.48
  6. Step 6: Final answer
    x = 202,077.22

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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.