Home / 187,131.57-258,241.62-101,090.58

Finding the Fourth Proportional to 187,131.57, 258,241.62 and 101,090.58

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Solution

The fourth proportional to 187,131.57, 258,241.62 and 101,090.58 is: 139,505.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,131.57 : 258,241.62 = 101,090.58 : x
  2. Step 2: Convert to fraction form
    187,131.57/258,241.62 = 101,090.58/x
  3. Step 3: Cross multiply
    187,131.57x = 258,241.62 × 101,090.58
  4. Step 4: Simplify right side
    187,131.57x = 26,105,795,145.94
  5. Step 5: Solve for x
    x = 26,105,795,145.94/187,131.57
  6. Step 6: Final answer
    x = 139,505.03

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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.