Home / 141,166.09-194,723.68-83,767.67

Finding the Fourth Proportional to 141,166.09, 194,723.68 and 83,767.67

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Solution

The fourth proportional to 141,166.09, 194,723.68 and 83,767.67 is: 115,548.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,166.09 : 194,723.68 = 83,767.67 : x
  2. Step 2: Convert to fraction form
    141,166.09/194,723.68 = 83,767.67/x
  3. Step 3: Cross multiply
    141,166.09x = 194,723.68 × 83,767.67
  4. Step 4: Simplify right side
    141,166.09x = 16,311,547,574.97
  5. Step 5: Solve for x
    x = 16,311,547,574.97/141,166.09
  6. Step 6: Final answer
    x = 115,548.63

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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.