Home / 212,644.93-293,462.31-122,000.14

Finding the Fourth Proportional to 212,644.93, 293,462.31 and 122,000.14

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Solution

The fourth proportional to 212,644.93, 293,462.31 and 122,000.14 is: 168,367.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,644.93 : 293,462.31 = 122,000.14 : x
  2. Step 2: Convert to fraction form
    212,644.93/293,462.31 = 122,000.14/x
  3. Step 3: Cross multiply
    212,644.93x = 293,462.31 × 122,000.14
  4. Step 4: Simplify right side
    212,644.93x = 35,802,442,904.72
  5. Step 5: Solve for x
    x = 35,802,442,904.72/212,644.93
  6. Step 6: Final answer
    x = 168,367.25

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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.