Home / 187,474.08-258,674.22-111,017.19

Finding the Fourth Proportional to 187,474.08, 258,674.22 and 111,017.19

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Solution

The fourth proportional to 187,474.08, 258,674.22 and 111,017.19 is: 153,180.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,474.08 : 258,674.22 = 111,017.19 : x
  2. Step 2: Convert to fraction form
    187,474.08/258,674.22 = 111,017.19/x
  3. Step 3: Cross multiply
    187,474.08x = 258,674.22 × 111,017.19
  4. Step 4: Simplify right side
    187,474.08x = 28,717,285,029.84
  5. Step 5: Solve for x
    x = 28,717,285,029.84/187,474.08
  6. Step 6: Final answer
    x = 153,180.03

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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.