Home / 167,677.26-231,313.31-99,646.07

Finding the Fourth Proportional to 167,677.26, 231,313.31 and 99,646.07

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Solution

The fourth proportional to 167,677.26, 231,313.31 and 99,646.07 is: 137,463.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,677.26 : 231,313.31 = 99,646.07 : x
  2. Step 2: Convert to fraction form
    167,677.26/231,313.31 = 99,646.07/x
  3. Step 3: Cross multiply
    167,677.26x = 231,313.31 × 99,646.07
  4. Step 4: Simplify right side
    167,677.26x = 23,049,462,280.19
  5. Step 5: Solve for x
    x = 23,049,462,280.19/167,677.26
  6. Step 6: Final answer
    x = 137,463.26

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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.