Home / 178,674.12-268,017.10-89,879.24

Finding the Fourth Proportional to 178,674.12, 268,017.10 and 89,879.24

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Solution

The fourth proportional to 178,674.12, 268,017.10 and 89,879.24 is: 134,821.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,674.12 : 268,017.10 = 89,879.24 : x
  2. Step 2: Convert to fraction form
    178,674.12/268,017.10 = 89,879.24/x
  3. Step 3: Cross multiply
    178,674.12x = 268,017.10 × 89,879.24
  4. Step 4: Simplify right side
    178,674.12x = 24,089,173,255.00
  5. Step 5: Solve for x
    x = 24,089,173,255.00/178,674.12
  6. Step 6: Final answer
    x = 134,821.84

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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.