Home / 126,848.08-190,310.52-47,986.48

Finding the Fourth Proportional to 126,848.08, 190,310.52 and 47,986.48

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Solution

The fourth proportional to 126,848.08, 190,310.52 and 47,986.48 is: 71,994.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,848.08 : 190,310.52 = 47,986.48 : x
  2. Step 2: Convert to fraction form
    126,848.08/190,310.52 = 47,986.48/x
  3. Step 3: Cross multiply
    126,848.08x = 190,310.52 × 47,986.48
  4. Step 4: Simplify right side
    126,848.08x = 9,132,331,961.77
  5. Step 5: Solve for x
    x = 9,132,331,961.77/126,848.08
  6. Step 6: Final answer
    x = 71,994.25

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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.