Home / 193,838.24-290,701.20-75,483.20

Finding the Fourth Proportional to 193,838.24, 290,701.20 and 75,483.20

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Solution

The fourth proportional to 193,838.24, 290,701.20 and 75,483.20 is: 113,202.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,838.24 : 290,701.20 = 75,483.20 : x
  2. Step 2: Convert to fraction form
    193,838.24/290,701.20 = 75,483.20/x
  3. Step 3: Cross multiply
    193,838.24x = 290,701.20 × 75,483.20
  4. Step 4: Simplify right side
    193,838.24x = 21,943,056,819.84
  5. Step 5: Solve for x
    x = 21,943,056,819.84/193,838.24
  6. Step 6: Final answer
    x = 113,202.93

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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.