Home / 96,105.36-144,191.32-39,975.76

Finding the Fourth Proportional to 96,105.36, 144,191.32 and 39,975.76

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Solution

The fourth proportional to 96,105.36, 144,191.32 and 39,975.76 is: 59,977.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,105.36 : 144,191.32 = 39,975.76 : x
  2. Step 2: Convert to fraction form
    96,105.36/144,191.32 = 39,975.76/x
  3. Step 3: Cross multiply
    96,105.36x = 144,191.32 × 39,975.76
  4. Step 4: Simplify right side
    96,105.36x = 5,764,157,602.40
  5. Step 5: Solve for x
    x = 5,764,157,602.40/96,105.36
  6. Step 6: Final answer
    x = 59,977.48

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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.