Home / 126,250.62-174,220.02-72,497.82

Finding the Fourth Proportional to 126,250.62, 174,220.02 and 72,497.82

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Solution

The fourth proportional to 126,250.62, 174,220.02 and 72,497.82 is: 100,043.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,250.62 : 174,220.02 = 72,497.82 : x
  2. Step 2: Convert to fraction form
    126,250.62/174,220.02 = 72,497.82/x
  3. Step 3: Cross multiply
    126,250.62x = 174,220.02 × 72,497.82
  4. Step 4: Simplify right side
    126,250.62x = 12,630,571,650.36
  5. Step 5: Solve for x
    x = 12,630,571,650.36/126,250.62
  6. Step 6: Final answer
    x = 100,043.64

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1.5x scale

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.