Home / 194,975.20-292,462.80-148,319.20

Finding the Fourth Proportional to 194,975.20, 292,462.80 and 148,319.20

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Solution

The fourth proportional to 194,975.20, 292,462.80 and 148,319.20 is: 222,478.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,975.20 : 292,462.80 = 148,319.20 : x
  2. Step 2: Convert to fraction form
    194,975.20/292,462.80 = 148,319.20/x
  3. Step 3: Cross multiply
    194,975.20x = 292,462.80 × 148,319.20
  4. Step 4: Simplify right side
    194,975.20x = 43,377,848,525.76
  5. Step 5: Solve for x
    x = 43,377,848,525.76/194,975.20
  6. Step 6: Final answer
    x = 222,478.80

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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.