Home / 109,464.90-164,197.35-39,351.30

Finding the Fourth Proportional to 109,464.90, 164,197.35 and 39,351.30

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Solution

The fourth proportional to 109,464.90, 164,197.35 and 39,351.30 is: 59,026.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,464.90 : 164,197.35 = 39,351.30 : x
  2. Step 2: Convert to fraction form
    109,464.90/164,197.35 = 39,351.30/x
  3. Step 3: Cross multiply
    109,464.90x = 164,197.35 × 39,351.30
  4. Step 4: Simplify right side
    109,464.90x = 6,461,379,179.06
  5. Step 5: Solve for x
    x = 6,461,379,179.06/109,464.90
  6. Step 6: Final answer
    x = 59,026.95

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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.