Home / 190,134.93-285,482.76-106,059.36

Finding the Fourth Proportional to 190,134.93, 285,482.76 and 106,059.36

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Solution

The fourth proportional to 190,134.93, 285,482.76 and 106,059.36 is: 159,245.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,134.93 : 285,482.76 = 106,059.36 : x
  2. Step 2: Convert to fraction form
    190,134.93/285,482.76 = 106,059.36/x
  3. Step 3: Cross multiply
    190,134.93x = 285,482.76 × 106,059.36
  4. Step 4: Simplify right side
    190,134.93x = 30,278,118,816.63
  5. Step 5: Solve for x
    x = 30,278,118,816.63/190,134.93
  6. Step 6: Final answer
    x = 159,245.43

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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.