Home / 82,534.34-123,810.19-26,361.25

Finding the Fourth Proportional to 82,534.34, 123,810.19 and 26,361.25

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Solution

The fourth proportional to 82,534.34, 123,810.19 and 26,361.25 is: 39,544.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,534.34 : 123,810.19 = 26,361.25 : x
  2. Step 2: Convert to fraction form
    82,534.34/123,810.19 = 26,361.25/x
  3. Step 3: Cross multiply
    82,534.34x = 123,810.19 × 26,361.25
  4. Step 4: Simplify right side
    82,534.34x = 3,263,790,995.71
  5. Step 5: Solve for x
    x = 3,263,790,995.71/82,534.34
  6. Step 6: Final answer
    x = 39,544.64

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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.