Home / 199,425.25-298,435.74-124,580.64

Finding the Fourth Proportional to 199,425.25, 298,435.74 and 124,580.64

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Solution

The fourth proportional to 199,425.25, 298,435.74 and 124,580.64 is: 186,432.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,425.25 : 298,435.74 = 124,580.64 : x
  2. Step 2: Convert to fraction form
    199,425.25/298,435.74 = 124,580.64/x
  3. Step 3: Cross multiply
    199,425.25x = 298,435.74 × 124,580.64
  4. Step 4: Simplify right side
    199,425.25x = 37,179,315,488.07
  5. Step 5: Solve for x
    x = 37,179,315,488.07/199,425.25
  6. Step 6: Final answer
    x = 186,432.34

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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.