Home / 268,080.10-401,507.52-127,937.14

Finding the Fourth Proportional to 268,080.10, 401,507.52 and 127,937.14

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Solution

The fourth proportional to 268,080.10, 401,507.52 and 127,937.14 is: 191,613.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,080.10 : 401,507.52 = 127,937.14 : x
  2. Step 2: Convert to fraction form
    268,080.10/401,507.52 = 127,937.14/x
  3. Step 3: Cross multiply
    268,080.10x = 401,507.52 × 127,937.14
  4. Step 4: Simplify right side
    268,080.10x = 51,367,723,797.29
  5. Step 5: Solve for x
    x = 51,367,723,797.29/268,080.10
  6. Step 6: Final answer
    x = 191,613.34

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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.