Home / 88,847.88-122,610.18-51,129.48

Finding the Fourth Proportional to 88,847.88, 122,610.18 and 51,129.48

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Solution

The fourth proportional to 88,847.88, 122,610.18 and 51,129.48 is: 70,558.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,847.88 : 122,610.18 = 51,129.48 : x
  2. Step 2: Convert to fraction form
    88,847.88/122,610.18 = 51,129.48/x
  3. Step 3: Cross multiply
    88,847.88x = 122,610.18 × 51,129.48
  4. Step 4: Simplify right side
    88,847.88x = 6,268,994,746.11
  5. Step 5: Solve for x
    x = 6,268,994,746.11/88,847.88
  6. Step 6: Final answer
    x = 70,558.74

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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.