Home / 193,820.24-290,674.20-75,465.20

Finding the Fourth Proportional to 193,820.24, 290,674.20 and 75,465.20

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Solution

The fourth proportional to 193,820.24, 290,674.20 and 75,465.20 is: 113,175.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,820.24 : 290,674.20 = 75,465.20 : x
  2. Step 2: Convert to fraction form
    193,820.24/290,674.20 = 75,465.20/x
  3. Step 3: Cross multiply
    193,820.24x = 290,674.20 × 75,465.20
  4. Step 4: Simplify right side
    193,820.24x = 21,935,786,637.84
  5. Step 5: Solve for x
    x = 21,935,786,637.84/193,820.24
  6. Step 6: Final answer
    x = 113,175.93

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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.