Home / 125,848.20-188,772.30-51,004.20

Finding the Fourth Proportional to 125,848.20, 188,772.30 and 51,004.20

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Solution

The fourth proportional to 125,848.20, 188,772.30 and 51,004.20 is: 76,506.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,848.20 : 188,772.30 = 51,004.20 : x
  2. Step 2: Convert to fraction form
    125,848.20/188,772.30 = 51,004.20/x
  3. Step 3: Cross multiply
    125,848.20x = 188,772.30 × 51,004.20
  4. Step 4: Simplify right side
    125,848.20x = 9,628,180,143.66
  5. Step 5: Solve for x
    x = 9,628,180,143.66/125,848.20
  6. Step 6: Final answer
    x = 76,506.30

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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.