Home / 263,787.13-364,026.57-142,928.39

Finding the Fourth Proportional to 263,787.13, 364,026.57 and 142,928.39

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Solution

The fourth proportional to 263,787.13, 364,026.57 and 142,928.39 is: 197,241.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,787.13 : 364,026.57 = 142,928.39 : x
  2. Step 2: Convert to fraction form
    263,787.13/364,026.57 = 142,928.39/x
  3. Step 3: Cross multiply
    263,787.13x = 364,026.57 × 142,928.39
  4. Step 4: Simplify right side
    263,787.13x = 52,029,729,582.84
  5. Step 5: Solve for x
    x = 52,029,729,582.84/263,787.13
  6. Step 6: Final answer
    x = 197,241.35

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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.