Home / 82,181.40-123,290.58-26,024.88

Finding the Fourth Proportional to 82,181.40, 123,290.58 and 26,024.88

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Solution

The fourth proportional to 82,181.40, 123,290.58 and 26,024.88 is: 39,043.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,181.40 : 123,290.58 = 26,024.88 : x
  2. Step 2: Convert to fraction form
    82,181.40/123,290.58 = 26,024.88/x
  3. Step 3: Cross multiply
    82,181.40x = 123,290.58 × 26,024.88
  4. Step 4: Simplify right side
    82,181.40x = 3,208,622,549.63
  5. Step 5: Solve for x
    x = 3,208,622,549.63/82,181.40
  6. Step 6: Final answer
    x = 39,043.17

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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.