Home / 134,678.20-201,725.70-111,350.20

Finding the Fourth Proportional to 134,678.20, 201,725.70 and 111,350.20

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Solution

The fourth proportional to 134,678.20, 201,725.70 and 111,350.20 is: 166,784.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,678.20 : 201,725.70 = 111,350.20 : x
  2. Step 2: Convert to fraction form
    134,678.20/201,725.70 = 111,350.20/x
  3. Step 3: Cross multiply
    134,678.20x = 201,725.70 × 111,350.20
  4. Step 4: Simplify right side
    134,678.20x = 22,462,197,040.14
  5. Step 5: Solve for x
    x = 22,462,197,040.14/134,678.20
  6. Step 6: Final answer
    x = 166,784.21

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1.5x scale

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.