Home / 187,610.04-258,942.06-119,611.35

Finding the Fourth Proportional to 187,610.04, 258,942.06 and 119,611.35

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Solution

The fourth proportional to 187,610.04, 258,942.06 and 119,611.35 is: 165,089.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,610.04 : 258,942.06 = 119,611.35 : x
  2. Step 2: Convert to fraction form
    187,610.04/258,942.06 = 119,611.35/x
  3. Step 3: Cross multiply
    187,610.04x = 258,942.06 × 119,611.35
  4. Step 4: Simplify right side
    187,610.04x = 30,972,409,368.38
  5. Step 5: Solve for x
    x = 30,972,409,368.38/187,610.04
  6. Step 6: Final answer
    x = 165,089.30

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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.