Home / 187,918.24-259,360.32-112,466.56

Finding the Fourth Proportional to 187,918.24, 259,360.32 and 112,466.56

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Solution

The fourth proportional to 187,918.24, 259,360.32 and 112,466.56 is: 155,223.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,918.24 : 259,360.32 = 112,466.56 : x
  2. Step 2: Convert to fraction form
    187,918.24/259,360.32 = 112,466.56/x
  3. Step 3: Cross multiply
    187,918.24x = 259,360.32 × 112,466.56
  4. Step 4: Simplify right side
    187,918.24x = 29,169,362,990.90
  5. Step 5: Solve for x
    x = 29,169,362,990.90/187,918.24
  6. Step 6: Final answer
    x = 155,223.69

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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.