Home / 190,268.94-285,380.71-50,038.50

Finding the Fourth Proportional to 190,268.94, 285,380.71 and 50,038.50

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Solution

The fourth proportional to 190,268.94, 285,380.71 and 50,038.50 is: 75,051.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,268.94 : 285,380.71 = 50,038.50 : x
  2. Step 2: Convert to fraction form
    190,268.94/285,380.71 = 50,038.50/x
  3. Step 3: Cross multiply
    190,268.94x = 285,380.71 × 50,038.50
  4. Step 4: Simplify right side
    190,268.94x = 14,280,022,657.34
  5. Step 5: Solve for x
    x = 14,280,022,657.34/190,268.94
  6. Step 6: Final answer
    x = 75,051.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.