Home / 179,249.15-269,039.68-90,564.89

Finding the Fourth Proportional to 179,249.15, 269,039.68 and 90,564.89

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Solution

The fourth proportional to 179,249.15, 269,039.68 and 90,564.89 is: 135,931.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,249.15 : 269,039.68 = 90,564.89 : x
  2. Step 2: Convert to fraction form
    179,249.15/269,039.68 = 90,564.89/x
  3. Step 3: Cross multiply
    179,249.15x = 269,039.68 × 90,564.89
  4. Step 4: Simplify right side
    179,249.15x = 24,365,547,453.22
  5. Step 5: Solve for x
    x = 24,365,547,453.22/179,249.15
  6. Step 6: Final answer
    x = 135,931.17

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1.5x scale

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.