Home / 109,964.02-164,945.76-26,858.02

Finding the Fourth Proportional to 109,964.02, 164,945.76 and 26,858.02

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Solution

The fourth proportional to 109,964.02, 164,945.76 and 26,858.02 is: 40,286.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,964.02 : 164,945.76 = 26,858.02 : x
  2. Step 2: Convert to fraction form
    109,964.02/164,945.76 = 26,858.02/x
  3. Step 3: Cross multiply
    109,964.02x = 164,945.76 × 26,858.02
  4. Step 4: Simplify right side
    109,964.02x = 4,430,116,521.00
  5. Step 5: Solve for x
    x = 4,430,116,521.00/109,964.02
  6. Step 6: Final answer
    x = 40,286.96

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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.