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Finding the Fourth Proportional to 302,377.68, 453,250.08 and 112,761.77

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Solution

The fourth proportional to 302,377.68, 453,250.08 and 112,761.77 is: 169,024.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,377.68 : 453,250.08 = 112,761.77 : x
  2. Step 2: Convert to fraction form
    302,377.68/453,250.08 = 112,761.77/x
  3. Step 3: Cross multiply
    302,377.68x = 453,250.08 × 112,761.77
  4. Step 4: Simplify right side
    302,377.68x = 51,109,278,584.33
  5. Step 5: Solve for x
    x = 51,109,278,584.33/302,377.68
  6. Step 6: Final answer
    x = 169,024.64

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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.