Home / 252,176.10-378,701.55-134,078.10

Finding the Fourth Proportional to 252,176.10, 378,701.55 and 134,078.10

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Solution

The fourth proportional to 252,176.10, 378,701.55 and 134,078.10 is: 201,349.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,176.10 : 378,701.55 = 134,078.10 : x
  2. Step 2: Convert to fraction form
    252,176.10/378,701.55 = 134,078.10/x
  3. Step 3: Cross multiply
    252,176.10x = 378,701.55 × 134,078.10
  4. Step 4: Simplify right side
    252,176.10x = 50,775,584,291.06
  5. Step 5: Solve for x
    x = 50,775,584,291.06/252,176.10
  6. Step 6: Final answer
    x = 201,349.71

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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.