Home / 212,810.42-293,674.03-117,317.09

Finding the Fourth Proportional to 212,810.42, 293,674.03 and 117,317.09

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Solution

The fourth proportional to 212,810.42, 293,674.03 and 117,317.09 is: 161,895.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,810.42 : 293,674.03 = 117,317.09 : x
  2. Step 2: Convert to fraction form
    212,810.42/293,674.03 = 117,317.09/x
  3. Step 3: Cross multiply
    212,810.42x = 293,674.03 × 117,317.09
  4. Step 4: Simplify right side
    212,810.42x = 34,452,983,049.07
  5. Step 5: Solve for x
    x = 34,452,983,049.07/212,810.42
  6. Step 6: Final answer
    x = 161,895.19

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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.