Home / 88,025.75-121,464.39-52,208.76

Finding the Fourth Proportional to 88,025.75, 121,464.39 and 52,208.76

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Solution

The fourth proportional to 88,025.75, 121,464.39 and 52,208.76 is: 72,041.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,025.75 : 121,464.39 = 52,208.76 : x
  2. Step 2: Convert to fraction form
    88,025.75/121,464.39 = 52,208.76/x
  3. Step 3: Cross multiply
    88,025.75x = 121,464.39 × 52,208.76
  4. Step 4: Simplify right side
    88,025.75x = 6,341,505,837.33
  5. Step 5: Solve for x
    x = 6,341,505,837.33/88,025.75
  6. Step 6: Final answer
    x = 72,041.49

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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.