Home / 219,396.02-329,106.78-61,636.77

Finding the Fourth Proportional to 219,396.02, 329,106.78 and 61,636.77

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Solution

The fourth proportional to 219,396.02, 329,106.78 and 61,636.77 is: 92,458.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,396.02 : 329,106.78 = 61,636.77 : x
  2. Step 2: Convert to fraction form
    219,396.02/329,106.78 = 61,636.77/x
  3. Step 3: Cross multiply
    219,396.02x = 329,106.78 × 61,636.77
  4. Step 4: Simplify right side
    219,396.02x = 20,285,078,904.30
  5. Step 5: Solve for x
    x = 20,285,078,904.30/219,396.02
  6. Step 6: Final answer
    x = 92,458.74

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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.