Home / 228,084.06-342,027.09-87,744.18

Finding the Fourth Proportional to 228,084.06, 342,027.09 and 87,744.18

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Solution

The fourth proportional to 228,084.06, 342,027.09 and 87,744.18 is: 131,578.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,084.06 : 342,027.09 = 87,744.18 : x
  2. Step 2: Convert to fraction form
    228,084.06/342,027.09 = 87,744.18/x
  3. Step 3: Cross multiply
    228,084.06x = 342,027.09 × 87,744.18
  4. Step 4: Simplify right side
    228,084.06x = 30,010,886,549.84
  5. Step 5: Solve for x
    x = 30,010,886,549.84/228,084.06
  6. Step 6: Final answer
    x = 131,578.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.