Home / 109,824.06-164,713.60-30,938.97

Finding the Fourth Proportional to 109,824.06, 164,713.60 and 30,938.97

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Solution

The fourth proportional to 109,824.06, 164,713.60 and 30,938.97 is: 46,402.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,824.06 : 164,713.60 = 30,938.97 : x
  2. Step 2: Convert to fraction form
    109,824.06/164,713.60 = 30,938.97/x
  3. Step 3: Cross multiply
    109,824.06x = 164,713.60 × 30,938.97
  4. Step 4: Simplify right side
    109,824.06x = 5,096,069,128.99
  5. Step 5: Solve for x
    x = 5,096,069,128.99/109,824.06
  6. Step 6: Final answer
    x = 46,402.12

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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.