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Finding the Fourth Proportional to 259,953.12, 358,757.28 and 146,796.48

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Solution

The fourth proportional to 259,953.12, 358,757.28 and 146,796.48 is: 202,591.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,953.12 : 358,757.28 = 146,796.48 : x
  2. Step 2: Convert to fraction form
    259,953.12/358,757.28 = 146,796.48/x
  3. Step 3: Cross multiply
    259,953.12x = 358,757.28 × 146,796.48
  4. Step 4: Simplify right side
    259,953.12x = 52,664,305,878.37
  5. Step 5: Solve for x
    x = 52,664,305,878.37/259,953.12
  6. Step 6: Final answer
    x = 202,591.55

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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.