Home / 190,484.19-285,475.55-106,283.97

Finding the Fourth Proportional to 190,484.19, 285,475.55 and 106,283.97

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Solution

The fourth proportional to 190,484.19, 285,475.55 and 106,283.97 is: 159,286.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,484.19 : 285,475.55 = 106,283.97 : x
  2. Step 2: Convert to fraction form
    190,484.19/285,475.55 = 106,283.97/x
  3. Step 3: Cross multiply
    190,484.19x = 285,475.55 × 106,283.97
  4. Step 4: Simplify right side
    190,484.19x = 30,341,474,260.51
  5. Step 5: Solve for x
    x = 30,341,474,260.51/190,484.19
  6. Step 6: Final answer
    x = 159,286.05

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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.