Home / 202,187.40-303,281.10-179,442.60

Finding the Fourth Proportional to 202,187.40, 303,281.10 and 179,442.60

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Solution

The fourth proportional to 202,187.40, 303,281.10 and 179,442.60 is: 269,163.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,187.40 : 303,281.10 = 179,442.60 : x
  2. Step 2: Convert to fraction form
    202,187.40/303,281.10 = 179,442.60/x
  3. Step 3: Cross multiply
    202,187.40x = 303,281.10 × 179,442.60
  4. Step 4: Simplify right side
    202,187.40x = 54,421,549,114.86
  5. Step 5: Solve for x
    x = 54,421,549,114.86/202,187.40
  6. Step 6: Final answer
    x = 269,163.90

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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.