Home / 96,015.78-143,744.76-55,912.50

Finding the Fourth Proportional to 96,015.78, 143,744.76 and 55,912.50

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Solution

The fourth proportional to 96,015.78, 143,744.76 and 55,912.50 is: 83,706.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,015.78 : 143,744.76 = 55,912.50 : x
  2. Step 2: Convert to fraction form
    96,015.78/143,744.76 = 55,912.50/x
  3. Step 3: Cross multiply
    96,015.78x = 143,744.76 × 55,912.50
  4. Step 4: Simplify right side
    96,015.78x = 8,037,128,893.50
  5. Step 5: Solve for x
    x = 8,037,128,893.50/96,015.78
  6. Step 6: Final answer
    x = 83,706.33

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1.5x scale

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.