Home / 88,308.27-121,865.99-48,022.47

Finding the Fourth Proportional to 88,308.27, 121,865.99 and 48,022.47

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Solution

The fourth proportional to 88,308.27, 121,865.99 and 48,022.47 is: 66,271.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,308.27 : 121,865.99 = 48,022.47 : x
  2. Step 2: Convert to fraction form
    88,308.27/121,865.99 = 48,022.47/x
  3. Step 3: Cross multiply
    88,308.27x = 121,865.99 × 48,022.47
  4. Step 4: Simplify right side
    88,308.27x = 5,852,305,608.68
  5. Step 5: Solve for x
    x = 5,852,305,608.68/88,308.27
  6. Step 6: Final answer
    x = 66,271.32

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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.