Home / 123,694.29-185,547.78-34,954.20

Finding the Fourth Proportional to 123,694.29, 185,547.78 and 34,954.20

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Solution

The fourth proportional to 123,694.29, 185,547.78 and 34,954.20 is: 52,433.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,694.29 : 185,547.78 = 34,954.20 : x
  2. Step 2: Convert to fraction form
    123,694.29/185,547.78 = 34,954.20/x
  3. Step 3: Cross multiply
    123,694.29x = 185,547.78 × 34,954.20
  4. Step 4: Simplify right side
    123,694.29x = 6,485,674,211.68
  5. Step 5: Solve for x
    x = 6,485,674,211.68/123,694.29
  6. Step 6: Final answer
    x = 52,433.09

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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.