Home / 258,109.50-356,036.66-162,450.12

Finding the Fourth Proportional to 258,109.50, 356,036.66 and 162,450.12

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Solution

The fourth proportional to 258,109.50, 356,036.66 and 162,450.12 is: 224,083.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,109.50 : 356,036.66 = 162,450.12 : x
  2. Step 2: Convert to fraction form
    258,109.50/356,036.66 = 162,450.12/x
  3. Step 3: Cross multiply
    258,109.50x = 356,036.66 × 162,450.12
  4. Step 4: Simplify right side
    258,109.50x = 57,838,198,141.40
  5. Step 5: Solve for x
    x = 57,838,198,141.40/258,109.50
  6. Step 6: Final answer
    x = 224,083.96

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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.