Home / 219,095.38-302,351.62-118,493.38

Finding the Fourth Proportional to 219,095.38, 302,351.62 and 118,493.38

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Solution

The fourth proportional to 219,095.38, 302,351.62 and 118,493.38 is: 163,520.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,095.38 : 302,351.62 = 118,493.38 : x
  2. Step 2: Convert to fraction form
    219,095.38/302,351.62 = 118,493.38/x
  3. Step 3: Cross multiply
    219,095.38x = 302,351.62 × 118,493.38
  4. Step 4: Simplify right side
    219,095.38x = 35,826,663,890.52
  5. Step 5: Solve for x
    x = 35,826,663,890.52/219,095.38
  6. Step 6: Final answer
    x = 163,520.86

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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.