Home / 212,437.11-293,173.74-116,942.79

Finding the Fourth Proportional to 212,437.11, 293,173.74 and 116,942.79

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Solution

The fourth proportional to 212,437.11, 293,173.74 and 116,942.79 is: 161,386.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,437.11 : 293,173.74 = 116,942.79 : x
  2. Step 2: Convert to fraction form
    212,437.11/293,173.74 = 116,942.79/x
  3. Step 3: Cross multiply
    212,437.11x = 293,173.74 × 116,942.79
  4. Step 4: Simplify right side
    212,437.11x = 34,284,555,110.33
  5. Step 5: Solve for x
    x = 34,284,555,110.33/212,437.11
  6. Step 6: Final answer
    x = 161,386.85

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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.