Home / 212,519.80-293,266.80-117,008.65

Finding the Fourth Proportional to 212,519.80, 293,266.80 and 117,008.65

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Solution

The fourth proportional to 212,519.80, 293,266.80 and 117,008.65 is: 161,466.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,519.80 : 293,266.80 = 117,008.65 : x
  2. Step 2: Convert to fraction form
    212,519.80/293,266.80 = 117,008.65/x
  3. Step 3: Cross multiply
    212,519.80x = 293,266.80 × 117,008.65
  4. Step 4: Simplify right side
    212,519.80x = 34,314,752,357.82
  5. Step 5: Solve for x
    x = 34,314,752,357.82/212,519.80
  6. Step 6: Final answer
    x = 161,466.14

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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.