Home / 168,426-232,427.88-92,975.04

Finding the Fourth Proportional to 168,426, 232,427.88 and 92,975.04

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Solution

The fourth proportional to 168,426, 232,427.88 and 92,975.04 is: 128,305.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,426 : 232,427.88 = 92,975.04 : x
  2. Step 2: Convert to fraction form
    168,426/232,427.88 = 92,975.04/x
  3. Step 3: Cross multiply
    168,426x = 232,427.88 × 92,975.04
  4. Step 4: Simplify right side
    168,426x = 21,609,991,440.12
  5. Step 5: Solve for x
    x = 21,609,991,440.12/168,426
  6. Step 6: Final answer
    x = 128,305.56

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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.