Home / 187,370.26-258,577.08-102,487.25

Finding the Fourth Proportional to 187,370.26, 258,577.08 and 102,487.25

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Solution

The fourth proportional to 187,370.26, 258,577.08 and 102,487.25 is: 141,435.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,370.26 : 258,577.08 = 102,487.25 : x
  2. Step 2: Convert to fraction form
    187,370.26/258,577.08 = 102,487.25/x
  3. Step 3: Cross multiply
    187,370.26x = 258,577.08 × 102,487.25
  4. Step 4: Simplify right side
    187,370.26x = 26,500,854,104.35
  5. Step 5: Solve for x
    x = 26,500,854,104.35/187,370.26
  6. Step 6: Final answer
    x = 141,435.76

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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.