Home / 178,813.44-268,293.60-85,259.52

Finding the Fourth Proportional to 178,813.44, 268,293.60 and 85,259.52

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Solution

The fourth proportional to 178,813.44, 268,293.60 and 85,259.52 is: 127,924.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,813.44 : 268,293.60 = 85,259.52 : x
  2. Step 2: Convert to fraction form
    178,813.44/268,293.60 = 85,259.52/x
  3. Step 3: Cross multiply
    178,813.44x = 268,293.60 × 85,259.52
  4. Step 4: Simplify right side
    178,813.44x = 22,874,583,555.07
  5. Step 5: Solve for x
    x = 22,874,583,555.07/178,813.44
  6. Step 6: Final answer
    x = 127,924.30

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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.