Home / 91,846.58-126,761.49-51,020.15

Finding the Fourth Proportional to 91,846.58, 126,761.49 and 51,020.15

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Solution

The fourth proportional to 91,846.58, 126,761.49 and 51,020.15 is: 70,415.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,846.58 : 126,761.49 = 51,020.15 : x
  2. Step 2: Convert to fraction form
    91,846.58/126,761.49 = 51,020.15/x
  3. Step 3: Cross multiply
    91,846.58x = 126,761.49 × 51,020.15
  4. Step 4: Simplify right side
    91,846.58x = 6,467,389,600.22
  5. Step 5: Solve for x
    x = 6,467,389,600.22/91,846.58
  6. Step 6: Final answer
    x = 70,415.14

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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.