Home / 199,388.14-275,148.02-109,964.14

Finding the Fourth Proportional to 199,388.14, 275,148.02 and 109,964.14

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Solution

The fourth proportional to 199,388.14, 275,148.02 and 109,964.14 is: 151,746.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,388.14 : 275,148.02 = 109,964.14 : x
  2. Step 2: Convert to fraction form
    199,388.14/275,148.02 = 109,964.14/x
  3. Step 3: Cross multiply
    199,388.14x = 275,148.02 × 109,964.14
  4. Step 4: Simplify right side
    199,388.14x = 30,256,415,392.00
  5. Step 5: Solve for x
    x = 30,256,415,392.00/199,388.14
  6. Step 6: Final answer
    x = 151,746.31

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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.