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Finding the Fourth Proportional to 253,458.42, 349,850.52 and 146,100.24

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Solution

The fourth proportional to 253,458.42, 349,850.52 and 146,100.24 is: 201,663.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,458.42 : 349,850.52 = 146,100.24 : x
  2. Step 2: Convert to fraction form
    253,458.42/349,850.52 = 146,100.24/x
  3. Step 3: Cross multiply
    253,458.42x = 349,850.52 × 146,100.24
  4. Step 4: Simplify right side
    253,458.42x = 51,113,244,936.12
  5. Step 5: Solve for x
    x = 51,113,244,936.12/253,458.42
  6. Step 6: Final answer
    x = 201,663.24

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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.