Home / 187,777.02-258,991.02-130,416.41

Finding the Fourth Proportional to 187,777.02, 258,991.02 and 130,416.41

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Solution

The fourth proportional to 187,777.02, 258,991.02 and 130,416.41 is: 179,876.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,777.02 : 258,991.02 = 130,416.41 : x
  2. Step 2: Convert to fraction form
    187,777.02/258,991.02 = 130,416.41/x
  3. Step 3: Cross multiply
    187,777.02x = 258,991.02 × 130,416.41
  4. Step 4: Simplify right side
    187,777.02x = 33,776,677,755.68
  5. Step 5: Solve for x
    x = 33,776,677,755.68/187,777.02
  6. Step 6: Final answer
    x = 179,876.52

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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.