Home / 126,271.02-174,255.02-68,910.80

Finding the Fourth Proportional to 126,271.02, 174,255.02 and 68,910.80

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Solution

The fourth proportional to 126,271.02, 174,255.02 and 68,910.80 is: 95,097.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,271.02 : 174,255.02 = 68,910.80 : x
  2. Step 2: Convert to fraction form
    126,271.02/174,255.02 = 68,910.80/x
  3. Step 3: Cross multiply
    126,271.02x = 174,255.02 × 68,910.80
  4. Step 4: Simplify right side
    126,271.02x = 12,008,051,616.39
  5. Step 5: Solve for x
    x = 12,008,051,616.39/126,271.02
  6. Step 6: Final answer
    x = 95,097.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.