Home / 168,187.08-232,216.74-107,913

Finding the Fourth Proportional to 168,187.08, 232,216.74 and 107,913

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Solution

The fourth proportional to 168,187.08, 232,216.74 and 107,913 is: 148,996.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,187.08 : 232,216.74 = 107,913 : x
  2. Step 2: Convert to fraction form
    168,187.08/232,216.74 = 107,913/x
  3. Step 3: Cross multiply
    168,187.08x = 232,216.74 × 107,913
  4. Step 4: Simplify right side
    168,187.08x = 25,059,205,063.62
  5. Step 5: Solve for x
    x = 25,059,205,063.62/168,187.08
  6. Step 6: Final answer
    x = 148,996.02

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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.