Home / 69,434.13-104,011.74-31,942.07

Finding the Fourth Proportional to 69,434.13, 104,011.74 and 31,942.07

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Solution

The fourth proportional to 69,434.13, 104,011.74 and 31,942.07 is: 47,848.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,434.13 : 104,011.74 = 31,942.07 : x
  2. Step 2: Convert to fraction form
    69,434.13/104,011.74 = 31,942.07/x
  3. Step 3: Cross multiply
    69,434.13x = 104,011.74 × 31,942.07
  4. Step 4: Simplify right side
    69,434.13x = 3,322,349,759.84
  5. Step 5: Solve for x
    x = 3,322,349,759.84/69,434.13
  6. Step 6: Final answer
    x = 47,848.94

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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.