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Finding the Fourth Proportional to 241,604.96, 333,388.32 and 138,240.32

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Solution

The fourth proportional to 241,604.96, 333,388.32 and 138,240.32 is: 190,756.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,604.96 : 333,388.32 = 138,240.32 : x
  2. Step 2: Convert to fraction form
    241,604.96/333,388.32 = 138,240.32/x
  3. Step 3: Cross multiply
    241,604.96x = 333,388.32 × 138,240.32
  4. Step 4: Simplify right side
    241,604.96x = 46,087,708,041.06
  5. Step 5: Solve for x
    x = 46,087,708,041.06/241,604.96
  6. Step 6: Final answer
    x = 190,756.46

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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.