Home / 336,784.14-504,738.79-136,871.88

Finding the Fourth Proportional to 336,784.14, 504,738.79 and 136,871.88

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Solution

The fourth proportional to 336,784.14, 504,738.79 and 136,871.88 is: 205,130.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,784.14 : 504,738.79 = 136,871.88 : x
  2. Step 2: Convert to fraction form
    336,784.14/504,738.79 = 136,871.88/x
  3. Step 3: Cross multiply
    336,784.14x = 504,738.79 × 136,871.88
  4. Step 4: Simplify right side
    336,784.14x = 69,084,547,096.23
  5. Step 5: Solve for x
    x = 69,084,547,096.23/336,784.14
  6. Step 6: Final answer
    x = 205,130.05

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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.