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Finding the Fourth Proportional to 187,967.33, 259,408.67 and 107,393.13

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Solution

The fourth proportional to 187,967.33, 259,408.67 and 107,393.13 is: 148,210.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,967.33 : 259,408.67 = 107,393.13 : x
  2. Step 2: Convert to fraction form
    187,967.33/259,408.67 = 107,393.13/x
  3. Step 3: Cross multiply
    187,967.33x = 259,408.67 × 107,393.13
  4. Step 4: Simplify right side
    187,967.33x = 27,858,708,647.25
  5. Step 5: Solve for x
    x = 27,858,708,647.25/187,967.33
  6. Step 6: Final answer
    x = 148,210.37

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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.