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Finding the Fourth Proportional to 70,453, 105,605.02 and 26,051.24

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Solution

The fourth proportional to 70,453, 105,605.02 and 26,051.24 is: 39,049.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,453 : 105,605.02 = 26,051.24 : x
  2. Step 2: Convert to fraction form
    70,453/105,605.02 = 26,051.24/x
  3. Step 3: Cross multiply
    70,453x = 105,605.02 × 26,051.24
  4. Step 4: Simplify right side
    70,453x = 2,751,141,721.22
  5. Step 5: Solve for x
    x = 2,751,141,721.22/70,453
  6. Step 6: Final answer
    x = 39,049.32

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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.