Home / 339,837.37-509,723.15-103,182.10

Finding the Fourth Proportional to 339,837.37, 509,723.15 and 103,182.10

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Solution

The fourth proportional to 339,837.37, 509,723.15 and 103,182.10 is: 154,763.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,837.37 : 509,723.15 = 103,182.10 : x
  2. Step 2: Convert to fraction form
    339,837.37/509,723.15 = 103,182.10/x
  3. Step 3: Cross multiply
    339,837.37x = 509,723.15 × 103,182.10
  4. Step 4: Simplify right side
    339,837.37x = 52,594,303,245.40
  5. Step 5: Solve for x
    x = 52,594,303,245.40/339,837.37
  6. Step 6: Final answer
    x = 154,763.16

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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.