Home / 52,643.26-79,019.58-30,499.90

Finding the Fourth Proportional to 52,643.26, 79,019.58 and 30,499.90

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Solution

The fourth proportional to 52,643.26, 79,019.58 and 30,499.90 is: 45,781.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,643.26 : 79,019.58 = 30,499.90 : x
  2. Step 2: Convert to fraction form
    52,643.26/79,019.58 = 30,499.90/x
  3. Step 3: Cross multiply
    52,643.26x = 79,019.58 × 30,499.90
  4. Step 4: Simplify right side
    52,643.26x = 2,410,089,288.04
  5. Step 5: Solve for x
    x = 2,410,089,288.04/52,643.26
  6. Step 6: Final answer
    x = 45,781.54

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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.