Home / 164,830.20-247,245.30-125,464.20

Finding the Fourth Proportional to 164,830.20, 247,245.30 and 125,464.20

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Solution

The fourth proportional to 164,830.20, 247,245.30 and 125,464.20 is: 188,196.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,830.20 : 247,245.30 = 125,464.20 : x
  2. Step 2: Convert to fraction form
    164,830.20/247,245.30 = 125,464.20/x
  3. Step 3: Cross multiply
    164,830.20x = 247,245.30 × 125,464.20
  4. Step 4: Simplify right side
    164,830.20x = 31,020,433,768.26
  5. Step 5: Solve for x
    x = 31,020,433,768.26/164,830.20
  6. Step 6: Final answer
    x = 188,196.30

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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.