Home / 109,971.06-164,956.53-39,850.26

Finding the Fourth Proportional to 109,971.06, 164,956.53 and 39,850.26

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Solution

The fourth proportional to 109,971.06, 164,956.53 and 39,850.26 is: 59,775.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,971.06 : 164,956.53 = 39,850.26 : x
  2. Step 2: Convert to fraction form
    109,971.06/164,956.53 = 39,850.26/x
  3. Step 3: Cross multiply
    109,971.06x = 164,956.53 × 39,850.26
  4. Step 4: Simplify right side
    109,971.06x = 6,573,560,609.20
  5. Step 5: Solve for x
    x = 6,573,560,609.20/109,971.06
  6. Step 6: Final answer
    x = 59,775.37

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1.5x scale

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.