Home / 238,448.05-329,057.37-136,473.10

Finding the Fourth Proportional to 238,448.05, 329,057.37 and 136,473.10

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Solution

The fourth proportional to 238,448.05, 329,057.37 and 136,473.10 is: 188,332.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,448.05 : 329,057.37 = 136,473.10 : x
  2. Step 2: Convert to fraction form
    238,448.05/329,057.37 = 136,473.10/x
  3. Step 3: Cross multiply
    238,448.05x = 329,057.37 × 136,473.10
  4. Step 4: Simplify right side
    238,448.05x = 44,907,478,539.10
  5. Step 5: Solve for x
    x = 44,907,478,539.10/238,448.05
  6. Step 6: Final answer
    x = 188,332.34

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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.