Home / 231,925.74-320,213.46-144,843.50

Finding the Fourth Proportional to 231,925.74, 320,213.46 and 144,843.50

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Solution

The fourth proportional to 231,925.74, 320,213.46 and 144,843.50 is: 199,981.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,925.74 : 320,213.46 = 144,843.50 : x
  2. Step 2: Convert to fraction form
    231,925.74/320,213.46 = 144,843.50/x
  3. Step 3: Cross multiply
    231,925.74x = 320,213.46 × 144,843.50
  4. Step 4: Simplify right side
    231,925.74x = 46,380,838,293.51
  5. Step 5: Solve for x
    x = 46,380,838,293.51/231,925.74
  6. Step 6: Final answer
    x = 199,981.42

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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.