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Finding the Fourth Proportional to 302,002.83, 453,005.46 and 91,642.59

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Solution

The fourth proportional to 302,002.83, 453,005.46 and 91,642.59 is: 137,464.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,002.83 : 453,005.46 = 91,642.59 : x
  2. Step 2: Convert to fraction form
    302,002.83/453,005.46 = 91,642.59/x
  3. Step 3: Cross multiply
    302,002.83x = 453,005.46 × 91,642.59
  4. Step 4: Simplify right side
    302,002.83x = 41,514,593,638.54
  5. Step 5: Solve for x
    x = 41,514,593,638.54/302,002.83
  6. Step 6: Final answer
    x = 137,464.25

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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.