Home / 126,524.08-174,598.36-72,826.35

Finding the Fourth Proportional to 126,524.08, 174,598.36 and 72,826.35

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Solution

The fourth proportional to 126,524.08, 174,598.36 and 72,826.35 is: 100,497.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,524.08 : 174,598.36 = 72,826.35 : x
  2. Step 2: Convert to fraction form
    126,524.08/174,598.36 = 72,826.35/x
  3. Step 3: Cross multiply
    126,524.08x = 174,598.36 × 72,826.35
  4. Step 4: Simplify right side
    126,524.08x = 12,715,361,274.79
  5. Step 5: Solve for x
    x = 12,715,361,274.79/126,524.08
  6. Step 6: Final answer
    x = 100,497.56

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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.