Home / 158,065.23-237,136.73-111,409.23

Finding the Fourth Proportional to 158,065.23, 237,136.73 and 111,409.23

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Solution

The fourth proportional to 158,065.23, 237,136.73 and 111,409.23 is: 167,141.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,065.23 : 237,136.73 = 111,409.23 : x
  2. Step 2: Convert to fraction form
    158,065.23/237,136.73 = 111,409.23/x
  3. Step 3: Cross multiply
    158,065.23x = 237,136.73 × 111,409.23
  4. Step 4: Simplify right side
    158,065.23x = 26,419,219,936.97
  5. Step 5: Solve for x
    x = 26,419,219,936.97/158,065.23
  6. Step 6: Final answer
    x = 167,141.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.