Home / 134,145.88-201,196.50-40,629.40

Finding the Fourth Proportional to 134,145.88, 201,196.50 and 40,629.40

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Solution

The fourth proportional to 134,145.88, 201,196.50 and 40,629.40 is: 60,937.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,145.88 : 201,196.50 = 40,629.40 : x
  2. Step 2: Convert to fraction form
    134,145.88/201,196.50 = 40,629.40/x
  3. Step 3: Cross multiply
    134,145.88x = 201,196.50 × 40,629.40
  4. Step 4: Simplify right side
    134,145.88x = 8,174,493,077.10
  5. Step 5: Solve for x
    x = 8,174,493,077.10/134,145.88
  6. Step 6: Final answer
    x = 60,937.34

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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.