Home / 302,556.10-453,785.55-92,145.10

Finding the Fourth Proportional to 302,556.10, 453,785.55 and 92,145.10

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Solution

The fourth proportional to 302,556.10, 453,785.55 and 92,145.10 is: 138,202.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,556.10 : 453,785.55 = 92,145.10 : x
  2. Step 2: Convert to fraction form
    302,556.10/453,785.55 = 92,145.10/x
  3. Step 3: Cross multiply
    302,556.10x = 453,785.55 × 92,145.10
  4. Step 4: Simplify right side
    302,556.10x = 41,814,114,883.31
  5. Step 5: Solve for x
    x = 41,814,114,883.31/302,556.10
  6. Step 6: Final answer
    x = 138,202.85

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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.