Home / 195,100.16-292,650.14-54,858.78

Finding the Fourth Proportional to 195,100.16, 292,650.14 and 54,858.78

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Solution

The fourth proportional to 195,100.16, 292,650.14 and 54,858.78 is: 82,288.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,100.16 : 292,650.14 = 54,858.78 : x
  2. Step 2: Convert to fraction form
    195,100.16/292,650.14 = 54,858.78/x
  3. Step 3: Cross multiply
    195,100.16x = 292,650.14 × 54,858.78
  4. Step 4: Simplify right side
    195,100.16x = 16,054,429,647.23
  5. Step 5: Solve for x
    x = 16,054,429,647.23/195,100.16
  6. Step 6: Final answer
    x = 82,288.14

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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.