Home / 189,185.90-283,770.63-47,028.15

Finding the Fourth Proportional to 189,185.90, 283,770.63 and 47,028.15

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Solution

The fourth proportional to 189,185.90, 283,770.63 and 47,028.15 is: 70,540.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,185.90 : 283,770.63 = 47,028.15 : x
  2. Step 2: Convert to fraction form
    189,185.90/283,770.63 = 47,028.15/x
  3. Step 3: Cross multiply
    189,185.90x = 283,770.63 × 47,028.15
  4. Step 4: Simplify right side
    189,185.90x = 13,345,207,753.23
  5. Step 5: Solve for x
    x = 13,345,207,753.23/189,185.90
  6. Step 6: Final answer
    x = 70,540.18

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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.