Home / 70,917.03-106,406.01-26,538.12

Finding the Fourth Proportional to 70,917.03, 106,406.01 and 26,538.12

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Solution

The fourth proportional to 70,917.03, 106,406.01 and 26,538.12 is: 39,818.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,917.03 : 106,406.01 = 26,538.12 : x
  2. Step 2: Convert to fraction form
    70,917.03/106,406.01 = 26,538.12/x
  3. Step 3: Cross multiply
    70,917.03x = 106,406.01 × 26,538.12
  4. Step 4: Simplify right side
    70,917.03x = 2,823,815,462.10
  5. Step 5: Solve for x
    x = 2,823,815,462.10/70,917.03
  6. Step 6: Final answer
    x = 39,818.58

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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.