Home / 126,683.58-190,058.18-47,798.49

Finding the Fourth Proportional to 126,683.58, 190,058.18 and 47,798.49

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Solution

The fourth proportional to 126,683.58, 190,058.18 and 47,798.49 is: 71,710.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,683.58 : 190,058.18 = 47,798.49 : x
  2. Step 2: Convert to fraction form
    126,683.58/190,058.18 = 47,798.49/x
  3. Step 3: Cross multiply
    126,683.58x = 190,058.18 × 47,798.49
  4. Step 4: Simplify right side
    126,683.58x = 9,084,494,016.15
  5. Step 5: Solve for x
    x = 9,084,494,016.15/126,683.58
  6. Step 6: Final answer
    x = 71,710.11

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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.