Home / 302,505.18-453,809.61-92,103.90

Finding the Fourth Proportional to 302,505.18, 453,809.61 and 92,103.90

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Solution

The fourth proportional to 302,505.18, 453,809.61 and 92,103.90 is: 138,171.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,505.18 : 453,809.61 = 92,103.90 : x
  2. Step 2: Convert to fraction form
    302,505.18/453,809.61 = 92,103.90/x
  3. Step 3: Cross multiply
    302,505.18x = 453,809.61 × 92,103.90
  4. Step 4: Simplify right side
    302,505.18x = 41,797,634,938.48
  5. Step 5: Solve for x
    x = 41,797,634,938.48/302,505.18
  6. Step 6: Final answer
    x = 138,171.63

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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.