Home / 245,593.03-338,964.81-153,755.04

Finding the Fourth Proportional to 245,593.03, 338,964.81 and 153,755.04

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Solution

The fourth proportional to 245,593.03, 338,964.81 and 153,755.04 is: 212,211.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,593.03 : 338,964.81 = 153,755.04 : x
  2. Step 2: Convert to fraction form
    245,593.03/338,964.81 = 153,755.04/x
  3. Step 3: Cross multiply
    245,593.03x = 338,964.81 × 153,755.04
  4. Step 4: Simplify right side
    245,593.03x = 52,117,547,920.14
  5. Step 5: Solve for x
    x = 52,117,547,920.14/245,593.03
  6. Step 6: Final answer
    x = 212,211.02

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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.