Home / 190,763.46-286,195.08-110,724.48

Finding the Fourth Proportional to 190,763.46, 286,195.08 and 110,724.48

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Solution

The fourth proportional to 190,763.46, 286,195.08 and 110,724.48 is: 166,115.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,763.46 : 286,195.08 = 110,724.48 : x
  2. Step 2: Convert to fraction form
    190,763.46/286,195.08 = 110,724.48/x
  3. Step 3: Cross multiply
    190,763.46x = 286,195.08 × 110,724.48
  4. Step 4: Simplify right side
    190,763.46x = 31,688,801,411.56
  5. Step 5: Solve for x
    x = 31,688,801,411.56/190,763.46
  6. Step 6: Final answer
    x = 166,115.68

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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.