Home / 112,028.76-168,072.30-41,913.54

Finding the Fourth Proportional to 112,028.76, 168,072.30 and 41,913.54

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Solution

The fourth proportional to 112,028.76, 168,072.30 and 41,913.54 is: 62,881.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,028.76 : 168,072.30 = 41,913.54 : x
  2. Step 2: Convert to fraction form
    112,028.76/168,072.30 = 41,913.54/x
  3. Step 3: Cross multiply
    112,028.76x = 168,072.30 × 41,913.54
  4. Step 4: Simplify right side
    112,028.76x = 7,044,505,068.94
  5. Step 5: Solve for x
    x = 7,044,505,068.94/112,028.76
  6. Step 6: Final answer
    x = 62,881.22

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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.