Home / 136,124.08-204,186.36-53,018.08

Finding the Fourth Proportional to 136,124.08, 204,186.36 and 53,018.08

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Solution

The fourth proportional to 136,124.08, 204,186.36 and 53,018.08 is: 79,527.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,124.08 : 204,186.36 = 53,018.08 : x
  2. Step 2: Convert to fraction form
    136,124.08/204,186.36 = 53,018.08/x
  3. Step 3: Cross multiply
    136,124.08x = 204,186.36 × 53,018.08
  4. Step 4: Simplify right side
    136,124.08x = 10,825,568,769.39
  5. Step 5: Solve for x
    x = 10,825,568,769.39/136,124.08
  6. Step 6: Final answer
    x = 79,527.21

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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.