Home / 187,322.84-258,529.19-122,846.33

Finding the Fourth Proportional to 187,322.84, 258,529.19 and 122,846.33

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Solution

The fourth proportional to 187,322.84, 258,529.19 and 122,846.33 is: 169,543.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,322.84 : 258,529.19 = 122,846.33 : x
  2. Step 2: Convert to fraction form
    187,322.84/258,529.19 = 122,846.33/x
  3. Step 3: Cross multiply
    187,322.84x = 258,529.19 × 122,846.33
  4. Step 4: Simplify right side
    187,322.84x = 31,759,362,189.37
  5. Step 5: Solve for x
    x = 31,759,362,189.37/187,322.84
  6. Step 6: Final answer
    x = 169,543.46

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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.