Home / 134,175.08-201,288.15-45,404.75

Finding the Fourth Proportional to 134,175.08, 201,288.15 and 45,404.75

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Solution

The fourth proportional to 134,175.08, 201,288.15 and 45,404.75 is: 68,115.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,175.08 : 201,288.15 = 45,404.75 : x
  2. Step 2: Convert to fraction form
    134,175.08/201,288.15 = 45,404.75/x
  3. Step 3: Cross multiply
    134,175.08x = 201,288.15 × 45,404.75
  4. Step 4: Simplify right side
    134,175.08x = 9,139,438,128.71
  5. Step 5: Solve for x
    x = 9,139,438,128.71/134,175.08
  6. Step 6: Final answer
    x = 68,115.76

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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.