Home / 212,371.37-293,069.45-116,878.06

Finding the Fourth Proportional to 212,371.37, 293,069.45 and 116,878.06

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Solution

The fourth proportional to 212,371.37, 293,069.45 and 116,878.06 is: 161,290.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,371.37 : 293,069.45 = 116,878.06 : x
  2. Step 2: Convert to fraction form
    212,371.37/293,069.45 = 116,878.06/x
  3. Step 3: Cross multiply
    212,371.37x = 293,069.45 × 116,878.06
  4. Step 4: Simplify right side
    212,371.37x = 34,253,389,668.80
  5. Step 5: Solve for x
    x = 34,253,389,668.80/212,371.37
  6. Step 6: Final answer
    x = 161,290.05

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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.