Home / 134,119.62-201,982.76-122,162.28

Finding the Fourth Proportional to 134,119.62, 201,982.76 and 122,162.28

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Solution

The fourth proportional to 134,119.62, 201,982.76 and 122,162.28 is: 183,975.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,119.62 : 201,982.76 = 122,162.28 : x
  2. Step 2: Convert to fraction form
    134,119.62/201,982.76 = 122,162.28/x
  3. Step 3: Cross multiply
    134,119.62x = 201,982.76 × 122,162.28
  4. Step 4: Simplify right side
    134,119.62x = 24,674,673,871.48
  5. Step 5: Solve for x
    x = 24,674,673,871.48/134,119.62
  6. Step 6: Final answer
    x = 183,975.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.