Home / 104,121.44-143,678.74-61,096.48

Finding the Fourth Proportional to 104,121.44, 143,678.74 and 61,096.48

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Solution

The fourth proportional to 104,121.44, 143,678.74 and 61,096.48 is: 84,307.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,121.44 : 143,678.74 = 61,096.48 : x
  2. Step 2: Convert to fraction form
    104,121.44/143,678.74 = 61,096.48/x
  3. Step 3: Cross multiply
    104,121.44x = 143,678.74 × 61,096.48
  4. Step 4: Simplify right side
    104,121.44x = 8,778,265,264.84
  5. Step 5: Solve for x
    x = 8,778,265,264.84/104,121.44
  6. Step 6: Final answer
    x = 84,307.95

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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.