Home / 178,993.13-268,475.65-104,065.50

Finding the Fourth Proportional to 178,993.13, 268,475.65 and 104,065.50

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Solution

The fourth proportional to 178,993.13, 268,475.65 and 104,065.50 is: 156,090.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,993.13 : 268,475.65 = 104,065.50 : x
  2. Step 2: Convert to fraction form
    178,993.13/268,475.65 = 104,065.50/x
  3. Step 3: Cross multiply
    178,993.13x = 268,475.65 × 104,065.50
  4. Step 4: Simplify right side
    178,993.13x = 27,939,052,755.08
  5. Step 5: Solve for x
    x = 27,939,052,755.08/178,993.13
  6. Step 6: Final answer
    x = 156,090.08

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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.