Home / 126,975.60-190,329.11-46,962.15

Finding the Fourth Proportional to 126,975.60, 190,329.11 and 46,962.15

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Solution

The fourth proportional to 126,975.60, 190,329.11 and 46,962.15 is: 70,393.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,975.60 : 190,329.11 = 46,962.15 : x
  2. Step 2: Convert to fraction form
    126,975.60/190,329.11 = 46,962.15/x
  3. Step 3: Cross multiply
    126,975.60x = 190,329.11 × 46,962.15
  4. Step 4: Simplify right side
    126,975.60x = 8,938,263,440.75
  5. Step 5: Solve for x
    x = 8,938,263,440.75/126,975.60
  6. Step 6: Final answer
    x = 70,393.55

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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.