Home / 187,185.57-258,369.11-110,731.25

Finding the Fourth Proportional to 187,185.57, 258,369.11 and 110,731.25

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Solution

The fourth proportional to 187,185.57, 258,369.11 and 110,731.25 is: 152,840.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,185.57 : 258,369.11 = 110,731.25 : x
  2. Step 2: Convert to fraction form
    187,185.57/258,369.11 = 110,731.25/x
  3. Step 3: Cross multiply
    187,185.57x = 258,369.11 × 110,731.25
  4. Step 4: Simplify right side
    187,185.57x = 28,609,535,019.20
  5. Step 5: Solve for x
    x = 28,609,535,019.20/187,185.57
  6. Step 6: Final answer
    x = 152,840.50

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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.