Home / 111,932.12-167,938.27-55,767.22

Finding the Fourth Proportional to 111,932.12, 167,938.27 and 55,767.22

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Solution

The fourth proportional to 111,932.12, 167,938.27 and 55,767.22 is: 83,670.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,932.12 : 167,938.27 = 55,767.22 : x
  2. Step 2: Convert to fraction form
    111,932.12/167,938.27 = 55,767.22/x
  3. Step 3: Cross multiply
    111,932.12x = 167,938.27 × 55,767.22
  4. Step 4: Simplify right side
    111,932.12x = 9,365,450,449.51
  5. Step 5: Solve for x
    x = 9,365,450,449.51/111,932.12
  6. Step 6: Final answer
    x = 83,670.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.