Home / 126,805.45-190,220.86-46,864.42

Finding the Fourth Proportional to 126,805.45, 190,220.86 and 46,864.42

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Solution

The fourth proportional to 126,805.45, 190,220.86 and 46,864.42 is: 70,301.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,805.45 : 190,220.86 = 46,864.42 : x
  2. Step 2: Convert to fraction form
    126,805.45/190,220.86 = 46,864.42/x
  3. Step 3: Cross multiply
    126,805.45x = 190,220.86 × 46,864.42
  4. Step 4: Simplify right side
    126,805.45x = 8,914,590,665.21
  5. Step 5: Solve for x
    x = 8,914,590,665.21/126,805.45
  6. Step 6: Final answer
    x = 70,301.32

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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.