Home / 70,942.14-97,904.57-39,110.99

Finding the Fourth Proportional to 70,942.14, 97,904.57 and 39,110.99

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Solution

The fourth proportional to 70,942.14, 97,904.57 and 39,110.99 is: 53,975.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,942.14 : 97,904.57 = 39,110.99 : x
  2. Step 2: Convert to fraction form
    70,942.14/97,904.57 = 39,110.99/x
  3. Step 3: Cross multiply
    70,942.14x = 97,904.57 × 39,110.99
  4. Step 4: Simplify right side
    70,942.14x = 3,829,143,973.15
  5. Step 5: Solve for x
    x = 3,829,143,973.15/70,942.14
  6. Step 6: Final answer
    x = 53,975.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.