Home / 134,049.11-201,102.57-45,300.65

Finding the Fourth Proportional to 134,049.11, 201,102.57 and 45,300.65

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Solution

The fourth proportional to 134,049.11, 201,102.57 and 45,300.65 is: 67,960.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,049.11 : 201,102.57 = 45,300.65 : x
  2. Step 2: Convert to fraction form
    134,049.11/201,102.57 = 45,300.65/x
  3. Step 3: Cross multiply
    134,049.11x = 201,102.57 × 45,300.65
  4. Step 4: Simplify right side
    134,049.11x = 9,110,076,132.16
  5. Step 5: Solve for x
    x = 9,110,076,132.16/134,049.11
  6. Step 6: Final answer
    x = 67,960.74

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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.