Home / 47,368.10-70,958.55-30,739.70

Finding the Fourth Proportional to 47,368.10, 70,958.55 and 30,739.70

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Solution

The fourth proportional to 47,368.10, 70,958.55 and 30,739.70 is: 46,048.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,368.10 : 70,958.55 = 30,739.70 : x
  2. Step 2: Convert to fraction form
    47,368.10/70,958.55 = 30,739.70/x
  3. Step 3: Cross multiply
    47,368.10x = 70,958.55 × 30,739.70
  4. Step 4: Simplify right side
    47,368.10x = 2,181,244,539.44
  5. Step 5: Solve for x
    x = 2,181,244,539.44/47,368.10
  6. Step 6: Final answer
    x = 46,048.81

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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.