Home / 219,442.08-302,835.60-134,605.92

Finding the Fourth Proportional to 219,442.08, 302,835.60 and 134,605.92

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Solution

The fourth proportional to 219,442.08, 302,835.60 and 134,605.92 is: 185,759.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,442.08 : 302,835.60 = 134,605.92 : x
  2. Step 2: Convert to fraction form
    219,442.08/302,835.60 = 134,605.92/x
  3. Step 3: Cross multiply
    219,442.08x = 302,835.60 × 134,605.92
  4. Step 4: Simplify right side
    219,442.08x = 40,763,464,546.75
  5. Step 5: Solve for x
    x = 40,763,464,546.75/219,442.08
  6. Step 6: Final answer
    x = 185,759.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.