Home / 258,158.07-356,309.39-164,964.23

Finding the Fourth Proportional to 258,158.07, 356,309.39 and 164,964.23

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Solution

The fourth proportional to 258,158.07, 356,309.39 and 164,964.23 is: 227,683.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,158.07 : 356,309.39 = 164,964.23 : x
  2. Step 2: Convert to fraction form
    258,158.07/356,309.39 = 164,964.23/x
  3. Step 3: Cross multiply
    258,158.07x = 356,309.39 × 164,964.23
  4. Step 4: Simplify right side
    258,158.07x = 58,778,304,163.12
  5. Step 5: Solve for x
    x = 58,778,304,163.12/258,158.07
  6. Step 6: Final answer
    x = 227,683.39

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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.