Home / 94,380.84-130,245.48-51,940.80

Finding the Fourth Proportional to 94,380.84, 130,245.48 and 51,940.80

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Solution

The fourth proportional to 94,380.84, 130,245.48 and 51,940.80 is: 71,678.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,380.84 : 130,245.48 = 51,940.80 : x
  2. Step 2: Convert to fraction form
    94,380.84/130,245.48 = 51,940.80/x
  3. Step 3: Cross multiply
    94,380.84x = 130,245.48 × 51,940.80
  4. Step 4: Simplify right side
    94,380.84x = 6,765,054,427.58
  5. Step 5: Solve for x
    x = 6,765,054,427.58/94,380.84
  6. Step 6: Final answer
    x = 71,678.26

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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.