Home / 194,976.20-292,464.30-70,317.20

Finding the Fourth Proportional to 194,976.20, 292,464.30 and 70,317.20

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Solution

The fourth proportional to 194,976.20, 292,464.30 and 70,317.20 is: 105,475.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,976.20 : 292,464.30 = 70,317.20 : x
  2. Step 2: Convert to fraction form
    194,976.20/292,464.30 = 70,317.20/x
  3. Step 3: Cross multiply
    194,976.20x = 292,464.30 × 70,317.20
  4. Step 4: Simplify right side
    194,976.20x = 20,565,269,213.64
  5. Step 5: Solve for x
    x = 20,565,269,213.64/194,976.20
  6. Step 6: Final answer
    x = 105,475.80

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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.