Home / 245,996.16-368,995.68-75,219.36

Finding the Fourth Proportional to 245,996.16, 368,995.68 and 75,219.36

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Solution

The fourth proportional to 245,996.16, 368,995.68 and 75,219.36 is: 112,829.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,996.16 : 368,995.68 = 75,219.36 : x
  2. Step 2: Convert to fraction form
    245,996.16/368,995.68 = 75,219.36/x
  3. Step 3: Cross multiply
    245,996.16x = 368,995.68 × 75,219.36
  4. Step 4: Simplify right side
    245,996.16x = 27,755,618,892.36
  5. Step 5: Solve for x
    x = 27,755,618,892.36/245,996.16
  6. Step 6: Final answer
    x = 112,829.48

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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.