Home / 86,122.06-118,859.37-48,396.28

Finding the Fourth Proportional to 86,122.06, 118,859.37 and 48,396.28

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Solution

The fourth proportional to 86,122.06, 118,859.37 and 48,396.28 is: 66,793.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,122.06 : 118,859.37 = 48,396.28 : x
  2. Step 2: Convert to fraction form
    86,122.06/118,859.37 = 48,396.28/x
  3. Step 3: Cross multiply
    86,122.06x = 118,859.37 × 48,396.28
  4. Step 4: Simplify right side
    86,122.06x = 5,752,351,351.14
  5. Step 5: Solve for x
    x = 5,752,351,351.14/86,122.06
  6. Step 6: Final answer
    x = 66,793.01

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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.