Home / 168,187.08-252,355.14-89,282.28

Finding the Fourth Proportional to 168,187.08, 252,355.14 and 89,282.28

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Solution

The fourth proportional to 168,187.08, 252,355.14 and 89,282.28 is: 133,962.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,187.08 : 252,355.14 = 89,282.28 : x
  2. Step 2: Convert to fraction form
    168,187.08/252,355.14 = 89,282.28/x
  3. Step 3: Cross multiply
    168,187.08x = 252,355.14 × 89,282.28
  4. Step 4: Simplify right side
    168,187.08x = 22,530,842,268.92
  5. Step 5: Solve for x
    x = 22,530,842,268.92/168,187.08
  6. Step 6: Final answer
    x = 133,962.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.