Home / 212,571.84-293,349.14-117,078.54

Finding the Fourth Proportional to 212,571.84, 293,349.14 and 117,078.54

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Solution

The fourth proportional to 212,571.84, 293,349.14 and 117,078.54 is: 161,568.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,571.84 : 293,349.14 = 117,078.54 : x
  2. Step 2: Convert to fraction form
    212,571.84/293,349.14 = 117,078.54/x
  3. Step 3: Cross multiply
    212,571.84x = 293,349.14 × 117,078.54
  4. Step 4: Simplify right side
    212,571.84x = 34,344,889,258.66
  5. Step 5: Solve for x
    x = 34,344,889,258.66/212,571.84
  6. Step 6: Final answer
    x = 161,568.38

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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.