Home / 167,884.04-231,610.56-99,887.42

Finding the Fourth Proportional to 167,884.04, 231,610.56 and 99,887.42

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Solution

The fourth proportional to 167,884.04, 231,610.56 and 99,887.42 is: 137,803.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,884.04 : 231,610.56 = 99,887.42 : x
  2. Step 2: Convert to fraction form
    167,884.04/231,610.56 = 99,887.42/x
  3. Step 3: Cross multiply
    167,884.04x = 231,610.56 × 99,887.42
  4. Step 4: Simplify right side
    167,884.04x = 23,134,981,283.16
  5. Step 5: Solve for x
    x = 23,134,981,283.16/167,884.04
  6. Step 6: Final answer
    x = 137,803.34

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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.