Home / 302,612.10-453,869.55-92,201.10

Finding the Fourth Proportional to 302,612.10, 453,869.55 and 92,201.10

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Solution

The fourth proportional to 302,612.10, 453,869.55 and 92,201.10 is: 138,286.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,612.10 : 453,869.55 = 92,201.10 : x
  2. Step 2: Convert to fraction form
    302,612.10/453,869.55 = 92,201.10/x
  3. Step 3: Cross multiply
    302,612.10x = 453,869.55 × 92,201.10
  4. Step 4: Simplify right side
    302,612.10x = 41,847,271,766.51
  5. Step 5: Solve for x
    x = 41,847,271,766.51/302,612.10
  6. Step 6: Final answer
    x = 138,286.84

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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.