Home / 134,049.24-201,102.78-45,300.78

Finding the Fourth Proportional to 134,049.24, 201,102.78 and 45,300.78

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Solution

The fourth proportional to 134,049.24, 201,102.78 and 45,300.78 is: 67,960.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,049.24 : 201,102.78 = 45,300.78 : x
  2. Step 2: Convert to fraction form
    134,049.24/201,102.78 = 45,300.78/x
  3. Step 3: Cross multiply
    134,049.24x = 201,102.78 × 45,300.78
  4. Step 4: Simplify right side
    134,049.24x = 9,110,112,794.17
  5. Step 5: Solve for x
    x = 9,110,112,794.17/134,049.24
  6. Step 6: Final answer
    x = 67,960.94

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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.