Home / 88,284.33-121,829.87-47,997.16

Finding the Fourth Proportional to 88,284.33, 121,829.87 and 47,997.16

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Solution

The fourth proportional to 88,284.33, 121,829.87 and 47,997.16 is: 66,234.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,284.33 : 121,829.87 = 47,997.16 : x
  2. Step 2: Convert to fraction form
    88,284.33/121,829.87 = 47,997.16/x
  3. Step 3: Cross multiply
    88,284.33x = 121,829.87 × 47,997.16
  4. Step 4: Simplify right side
    88,284.33x = 5,847,487,578.59
  5. Step 5: Solve for x
    x = 5,847,487,578.59/88,284.33
  6. Step 6: Final answer
    x = 66,234.72

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1.5x scale

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.