Home / 82,172.06-113,397.36-44,446.22

Finding the Fourth Proportional to 82,172.06, 113,397.36 and 44,446.22

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Solution

The fourth proportional to 82,172.06, 113,397.36 and 44,446.22 is: 61,335.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,172.06 : 113,397.36 = 44,446.22 : x
  2. Step 2: Convert to fraction form
    82,172.06/113,397.36 = 44,446.22/x
  3. Step 3: Cross multiply
    82,172.06x = 113,397.36 × 44,446.22
  4. Step 4: Simplify right side
    82,172.06x = 5,040,084,009.98
  5. Step 5: Solve for x
    x = 5,040,084,009.98/82,172.06
  6. Step 6: Final answer
    x = 61,335.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.