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Finding the Fourth Proportional to 241,952.94, 333,858.45 and 138,571.05

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Solution

The fourth proportional to 241,952.94, 333,858.45 and 138,571.05 is: 191,207.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,952.94 : 333,858.45 = 138,571.05 : x
  2. Step 2: Convert to fraction form
    241,952.94/333,858.45 = 138,571.05/x
  3. Step 3: Cross multiply
    241,952.94x = 333,858.45 × 138,571.05
  4. Step 4: Simplify right side
    241,952.94x = 46,263,115,967.87
  5. Step 5: Solve for x
    x = 46,263,115,967.87/241,952.94
  6. Step 6: Final answer
    x = 191,207.08

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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.