Home / 86,132.67-118,895.57-50,334.32

Finding the Fourth Proportional to 86,132.67, 118,895.57 and 50,334.32

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Solution

The fourth proportional to 86,132.67, 118,895.57 and 50,334.32 is: 69,480.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,132.67 : 118,895.57 = 50,334.32 : x
  2. Step 2: Convert to fraction form
    86,132.67/118,895.57 = 50,334.32/x
  3. Step 3: Cross multiply
    86,132.67x = 118,895.57 × 50,334.32
  4. Step 4: Simplify right side
    86,132.67x = 5,984,527,118.05
  5. Step 5: Solve for x
    x = 5,984,527,118.05/86,132.67
  6. Step 6: Final answer
    x = 69,480.34

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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.