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Finding the Fourth Proportional to 253,796.68, 350,276.16 and 146,345.32

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Solution

The fourth proportional to 253,796.68, 350,276.16 and 146,345.32 is: 201,977.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,796.68 : 350,276.16 = 146,345.32 : x
  2. Step 2: Convert to fraction form
    253,796.68/350,276.16 = 146,345.32/x
  3. Step 3: Cross multiply
    253,796.68x = 350,276.16 × 146,345.32
  4. Step 4: Simplify right side
    253,796.68x = 51,261,276,723.57
  5. Step 5: Solve for x
    x = 51,261,276,723.57/253,796.68
  6. Step 6: Final answer
    x = 201,977.73

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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.