Home / 190,673.00-286,084.83-72,375.74

Finding the Fourth Proportional to 190,673.00, 286,084.83 and 72,375.74

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Solution

The fourth proportional to 190,673.00, 286,084.83 and 72,375.74 is: 108,592.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,673.00 : 286,084.83 = 72,375.74 : x
  2. Step 2: Convert to fraction form
    190,673.00/286,084.83 = 72,375.74/x
  3. Step 3: Cross multiply
    190,673.00x = 286,084.83 × 72,375.74
  4. Step 4: Simplify right side
    190,673.00x = 20,705,599,481.72
  5. Step 5: Solve for x
    x = 20,705,599,481.72/190,673.00
  6. Step 6: Final answer
    x = 108,592.20

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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.