Home / 212,726.44-293,576.31-122,111.74

Finding the Fourth Proportional to 212,726.44, 293,576.31 and 122,111.74

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Solution

The fourth proportional to 212,726.44, 293,576.31 and 122,111.74 is: 168,522.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,726.44 : 293,576.31 = 122,111.74 : x
  2. Step 2: Convert to fraction form
    212,726.44/293,576.31 = 122,111.74/x
  3. Step 3: Cross multiply
    212,726.44x = 293,576.31 × 122,111.74
  4. Step 4: Simplify right side
    212,726.44x = 35,849,114,036.88
  5. Step 5: Solve for x
    x = 35,849,114,036.88/212,726.44
  6. Step 6: Final answer
    x = 168,522.14

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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.