Home / 212,664.76-293,477.94-117,171.16

Finding the Fourth Proportional to 212,664.76, 293,477.94 and 117,171.16

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Solution

The fourth proportional to 212,664.76, 293,477.94 and 117,171.16 is: 161,696.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,664.76 : 293,477.94 = 117,171.16 : x
  2. Step 2: Convert to fraction form
    212,664.76/293,477.94 = 117,171.16/x
  3. Step 3: Cross multiply
    212,664.76x = 293,477.94 × 117,171.16
  4. Step 4: Simplify right side
    212,664.76x = 34,387,150,664.21
  5. Step 5: Solve for x
    x = 34,387,150,664.21/212,664.76
  6. Step 6: Final answer
    x = 161,696.52

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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.