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Finding the Fourth Proportional to 241,871.60, 333,646.56 and 145,049.64

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Solution

The fourth proportional to 241,871.60, 333,646.56 and 145,049.64 is: 200,086.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,871.60 : 333,646.56 = 145,049.64 : x
  2. Step 2: Convert to fraction form
    241,871.60/333,646.56 = 145,049.64/x
  3. Step 3: Cross multiply
    241,871.60x = 333,646.56 × 145,049.64
  4. Step 4: Simplify right side
    241,871.60x = 48,395,313,415.24
  5. Step 5: Solve for x
    x = 48,395,313,415.24/241,871.60
  6. Step 6: Final answer
    x = 200,086.80

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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.