Home / 195,289.21-292,931.68-148,193.54

Finding the Fourth Proportional to 195,289.21, 292,931.68 and 148,193.54

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Solution

The fourth proportional to 195,289.21, 292,931.68 and 148,193.54 is: 222,288.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,289.21 : 292,931.68 = 148,193.54 : x
  2. Step 2: Convert to fraction form
    195,289.21/292,931.68 = 148,193.54/x
  3. Step 3: Cross multiply
    195,289.21x = 292,931.68 × 148,193.54
  4. Step 4: Simplify right side
    195,289.21x = 43,410,582,637.35
  5. Step 5: Solve for x
    x = 43,410,582,637.35/195,289.21
  6. Step 6: Final answer
    x = 222,288.69

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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.