Home / 119,453.14-164,841.73-65,738.08

Finding the Fourth Proportional to 119,453.14, 164,841.73 and 65,738.08

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Solution

The fourth proportional to 119,453.14, 164,841.73 and 65,738.08 is: 90,716.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,453.14 : 164,841.73 = 65,738.08 : x
  2. Step 2: Convert to fraction form
    119,453.14/164,841.73 = 65,738.08/x
  3. Step 3: Cross multiply
    119,453.14x = 164,841.73 × 65,738.08
  4. Step 4: Simplify right side
    119,453.14x = 10,836,378,834.08
  5. Step 5: Solve for x
    x = 10,836,378,834.08/119,453.14
  6. Step 6: Final answer
    x = 90,716.57

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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.