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Finding the Fourth Proportional to 253,832.82, 350,244.78 and 144,887.40

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Solution

The fourth proportional to 253,832.82, 350,244.78 and 144,887.40 is: 199,919.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,832.82 : 350,244.78 = 144,887.40 : x
  2. Step 2: Convert to fraction form
    253,832.82/350,244.78 = 144,887.40/x
  3. Step 3: Cross multiply
    253,832.82x = 350,244.78 × 144,887.40
  4. Step 4: Simplify right side
    253,832.82x = 50,746,055,537.77
  5. Step 5: Solve for x
    x = 50,746,055,537.77/253,832.82
  6. Step 6: Final answer
    x = 199,919.20

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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.