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Finding the Fourth Proportional to 302,240.58, 453,344.43 and 91,862.10

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Solution

The fourth proportional to 302,240.58, 453,344.43 and 91,862.10 is: 137,788.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,240.58 : 453,344.43 = 91,862.10 : x
  2. Step 2: Convert to fraction form
    302,240.58/453,344.43 = 91,862.10/x
  3. Step 3: Cross multiply
    302,240.58x = 453,344.43 × 91,862.10
  4. Step 4: Simplify right side
    302,240.58x = 41,645,171,363.10
  5. Step 5: Solve for x
    x = 41,645,171,363.10/302,240.58
  6. Step 6: Final answer
    x = 137,788.15

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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.