Home / 218,166.14-301,066.31-122,673.06

Finding the Fourth Proportional to 218,166.14, 301,066.31 and 122,673.06

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Solution

The fourth proportional to 218,166.14, 301,066.31 and 122,673.06 is: 169,287.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,166.14 : 301,066.31 = 122,673.06 : x
  2. Step 2: Convert to fraction form
    218,166.14/301,066.31 = 122,673.06/x
  3. Step 3: Cross multiply
    218,166.14x = 301,066.31 × 122,673.06
  4. Step 4: Simplify right side
    218,166.14x = 36,932,724,897.24
  5. Step 5: Solve for x
    x = 36,932,724,897.24/218,166.14
  6. Step 6: Final answer
    x = 169,287.16

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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.