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Finding the Fourth Proportional to 302,166.44, 453,278.06 and 88,934.48

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Solution

The fourth proportional to 302,166.44, 453,278.06 and 88,934.48 is: 133,410.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,166.44 : 453,278.06 = 88,934.48 : x
  2. Step 2: Convert to fraction form
    302,166.44/453,278.06 = 88,934.48/x
  3. Step 3: Cross multiply
    302,166.44x = 453,278.06 × 88,934.48
  4. Step 4: Simplify right side
    302,166.44x = 40,312,046,517.45
  5. Step 5: Solve for x
    x = 40,312,046,517.45/302,166.44
  6. Step 6: Final answer
    x = 133,410.07

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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.