Home / 126,767.90-190,177.40-46,806.39

Finding the Fourth Proportional to 126,767.90, 190,177.40 and 46,806.39

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Solution

The fourth proportional to 126,767.90, 190,177.40 and 46,806.39 is: 70,219.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,767.90 : 190,177.40 = 46,806.39 : x
  2. Step 2: Convert to fraction form
    126,767.90/190,177.40 = 46,806.39/x
  3. Step 3: Cross multiply
    126,767.90x = 190,177.40 × 46,806.39
  4. Step 4: Simplify right side
    126,767.90x = 8,901,517,670.60
  5. Step 5: Solve for x
    x = 8,901,517,670.60/126,767.90
  6. Step 6: Final answer
    x = 70,219.02

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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.