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Finding the Fourth Proportional to 126,133.58, 174,065.58 and 69,546.98

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Solution

The fourth proportional to 126,133.58, 174,065.58 and 69,546.98 is: 95,975.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,133.58 : 174,065.58 = 69,546.98 : x
  2. Step 2: Convert to fraction form
    126,133.58/174,065.58 = 69,546.98/x
  3. Step 3: Cross multiply
    126,133.58x = 174,065.58 × 69,546.98
  4. Step 4: Simplify right side
    126,133.58x = 12,105,735,410.95
  5. Step 5: Solve for x
    x = 12,105,735,410.95/126,133.58
  6. Step 6: Final answer
    x = 95,975.52

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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.