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Finding the Fourth Proportional to 302,523.98, 453,742.02 and 89,281.49

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Solution

The fourth proportional to 302,523.98, 453,742.02 and 89,281.49 is: 133,909.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,523.98 : 453,742.02 = 89,281.49 : x
  2. Step 2: Convert to fraction form
    302,523.98/453,742.02 = 89,281.49/x
  3. Step 3: Cross multiply
    302,523.98x = 453,742.02 × 89,281.49
  4. Step 4: Simplify right side
    302,523.98x = 40,510,764,755.56
  5. Step 5: Solve for x
    x = 40,510,764,755.56/302,523.98
  6. Step 6: Final answer
    x = 133,909.27

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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.