Home / 126,812.88-190,220.94-60,259.50

Finding the Fourth Proportional to 126,812.88, 190,220.94 and 60,259.50

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Solution

The fourth proportional to 126,812.88, 190,220.94 and 60,259.50 is: 90,390.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,812.88 : 190,220.94 = 60,259.50 : x
  2. Step 2: Convert to fraction form
    126,812.88/190,220.94 = 60,259.50/x
  3. Step 3: Cross multiply
    126,812.88x = 190,220.94 × 60,259.50
  4. Step 4: Simplify right side
    126,812.88x = 11,462,618,733.93
  5. Step 5: Solve for x
    x = 11,462,618,733.93/126,812.88
  6. Step 6: Final answer
    x = 90,390.02

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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.