Home / 187,817.04-259,189.74-102,932.28

Finding the Fourth Proportional to 187,817.04, 259,189.74 and 102,932.28

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Solution

The fourth proportional to 187,817.04, 259,189.74 and 102,932.28 is: 142,047.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,817.04 : 259,189.74 = 102,932.28 : x
  2. Step 2: Convert to fraction form
    187,817.04/259,189.74 = 102,932.28/x
  3. Step 3: Cross multiply
    187,817.04x = 259,189.74 × 102,932.28
  4. Step 4: Simplify right side
    187,817.04x = 26,678,990,890.81
  5. Step 5: Solve for x
    x = 26,678,990,890.81/187,817.04
  6. Step 6: Final answer
    x = 142,047.77

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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.