Home / 302,024.20-453,036.30-91,672.60

Finding the Fourth Proportional to 302,024.20, 453,036.30 and 91,672.60

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Solution

The fourth proportional to 302,024.20, 453,036.30 and 91,672.60 is: 137,508.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,024.20 : 453,036.30 = 91,672.60 : x
  2. Step 2: Convert to fraction form
    302,024.20/453,036.30 = 91,672.60/x
  3. Step 3: Cross multiply
    302,024.20x = 453,036.30 × 91,672.60
  4. Step 4: Simplify right side
    302,024.20x = 41,531,015,515.38
  5. Step 5: Solve for x
    x = 41,531,015,515.38/302,024.20
  6. Step 6: Final answer
    x = 137,508.90

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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.