Home / 193,837.46-290,637.12-75,370.71

Finding the Fourth Proportional to 193,837.46, 290,637.12 and 75,370.71

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Solution

The fourth proportional to 193,837.46, 290,637.12 and 75,370.71 is: 113,009.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,837.46 : 290,637.12 = 75,370.71 : x
  2. Step 2: Convert to fraction form
    193,837.46/290,637.12 = 75,370.71/x
  3. Step 3: Cross multiply
    193,837.46x = 290,637.12 × 75,370.71
  4. Step 4: Simplify right side
    193,837.46x = 21,905,526,086.76
  5. Step 5: Solve for x
    x = 21,905,526,086.76/193,837.46
  6. Step 6: Final answer
    x = 113,009.77

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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.