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Finding the Fourth Proportional to 82,698.34, 124,063.90 and 23,536.34

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Solution

The fourth proportional to 82,698.34, 124,063.90 and 23,536.34 is: 35,309.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,698.34 : 124,063.90 = 23,536.34 : x
  2. Step 2: Convert to fraction form
    82,698.34/124,063.90 = 23,536.34/x
  3. Step 3: Cross multiply
    82,698.34x = 124,063.90 × 23,536.34
  4. Step 4: Simplify right side
    82,698.34x = 2,920,010,132.13
  5. Step 5: Solve for x
    x = 2,920,010,132.13/82,698.34
  6. Step 6: Final answer
    x = 35,309.17

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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.