Home / 168,124.10-232,008.06-91,643.90

Finding the Fourth Proportional to 168,124.10, 232,008.06 and 91,643.90

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Solution

The fourth proportional to 168,124.10, 232,008.06 and 91,643.90 is: 126,466.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,124.10 : 232,008.06 = 91,643.90 : x
  2. Step 2: Convert to fraction form
    168,124.10/232,008.06 = 91,643.90/x
  3. Step 3: Cross multiply
    168,124.10x = 232,008.06 × 91,643.90
  4. Step 4: Simplify right side
    168,124.10x = 21,262,123,449.83
  5. Step 5: Solve for x
    x = 21,262,123,449.83/168,124.10
  6. Step 6: Final answer
    x = 126,466.84

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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.