Home / 255,171.06-382,319.19-180,156.96

Finding the Fourth Proportional to 255,171.06, 382,319.19 and 180,156.96

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Solution

The fourth proportional to 255,171.06, 382,319.19 and 180,156.96 is: 269,926.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,171.06 : 382,319.19 = 180,156.96 : x
  2. Step 2: Convert to fraction form
    255,171.06/382,319.19 = 180,156.96/x
  3. Step 3: Cross multiply
    255,171.06x = 382,319.19 × 180,156.96
  4. Step 4: Simplify right side
    255,171.06x = 68,877,463,020.06
  5. Step 5: Solve for x
    x = 68,877,463,020.06/255,171.06
  6. Step 6: Final answer
    x = 269,926.62

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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.