Home / 88,066.88-121,515.36-50,333.12

Finding the Fourth Proportional to 88,066.88, 121,515.36 and 50,333.12

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Solution

The fourth proportional to 88,066.88, 121,515.36 and 50,333.12 is: 69,450.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,066.88 : 121,515.36 = 50,333.12 : x
  2. Step 2: Convert to fraction form
    88,066.88/121,515.36 = 50,333.12/x
  3. Step 3: Cross multiply
    88,066.88x = 121,515.36 × 50,333.12
  4. Step 4: Simplify right side
    88,066.88x = 6,116,247,196.72
  5. Step 5: Solve for x
    x = 6,116,247,196.72/88,066.88
  6. Step 6: Final answer
    x = 69,450.03

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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.