Home / 109,865.88-164,798.42-45,896.13

Finding the Fourth Proportional to 109,865.88, 164,798.42 and 45,896.13

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Solution

The fourth proportional to 109,865.88, 164,798.42 and 45,896.13 is: 68,844.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,865.88 : 164,798.42 = 45,896.13 : x
  2. Step 2: Convert to fraction form
    109,865.88/164,798.42 = 45,896.13/x
  3. Step 3: Cross multiply
    109,865.88x = 164,798.42 × 45,896.13
  4. Step 4: Simplify right side
    109,865.88x = 7,563,609,478.63
  5. Step 5: Solve for x
    x = 7,563,609,478.63/109,865.88
  6. Step 6: Final answer
    x = 68,844.03

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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.