Home / 92,927.97-128,241.09-50,486.58

Finding the Fourth Proportional to 92,927.97, 128,241.09 and 50,486.58

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Solution

The fourth proportional to 92,927.97, 128,241.09 and 50,486.58 is: 69,671.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,927.97 : 128,241.09 = 50,486.58 : x
  2. Step 2: Convert to fraction form
    92,927.97/128,241.09 = 50,486.58/x
  3. Step 3: Cross multiply
    92,927.97x = 128,241.09 × 50,486.58
  4. Step 4: Simplify right side
    92,927.97x = 6,474,454,049.57
  5. Step 5: Solve for x
    x = 6,474,454,049.57/92,927.97
  6. Step 6: Final answer
    x = 69,671.75

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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.