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Finding the Fourth Proportional to 302,472.62, 453,552.60 and 89,213.39

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Solution

The fourth proportional to 302,472.62, 453,552.60 and 89,213.39 is: 133,773.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,472.62 : 453,552.60 = 89,213.39 : x
  2. Step 2: Convert to fraction form
    302,472.62/453,552.60 = 89,213.39/x
  3. Step 3: Cross multiply
    302,472.62x = 453,552.60 × 89,213.39
  4. Step 4: Simplify right side
    302,472.62x = 40,462,963,993.66
  5. Step 5: Solve for x
    x = 40,462,963,993.66/302,472.62
  6. Step 6: Final answer
    x = 133,773.97

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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.