Home / 222,022.09-306,017.35-168,289.93

Finding the Fourth Proportional to 222,022.09, 306,017.35 and 168,289.93

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Solution

The fourth proportional to 222,022.09, 306,017.35 and 168,289.93 is: 231,957.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,022.09 : 306,017.35 = 168,289.93 : x
  2. Step 2: Convert to fraction form
    222,022.09/306,017.35 = 168,289.93/x
  3. Step 3: Cross multiply
    222,022.09x = 306,017.35 × 168,289.93
  4. Step 4: Simplify right side
    222,022.09x = 51,499,638,410.29
  5. Step 5: Solve for x
    x = 51,499,638,410.29/222,022.09
  6. Step 6: Final answer
    x = 231,957.27

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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.