Home / 126,842.81-190,276.79-46,901.75

Finding the Fourth Proportional to 126,842.81, 190,276.79 and 46,901.75

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Solution

The fourth proportional to 126,842.81, 190,276.79 and 46,901.75 is: 70,357.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,842.81 : 190,276.79 = 46,901.75 : x
  2. Step 2: Convert to fraction form
    126,842.81/190,276.79 = 46,901.75/x
  3. Step 3: Cross multiply
    126,842.81x = 190,276.79 × 46,901.75
  4. Step 4: Simplify right side
    126,842.81x = 8,924,313,249.49
  5. Step 5: Solve for x
    x = 8,924,313,249.49/126,842.81
  6. Step 6: Final answer
    x = 70,357.27

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1.5x scale

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.