Home / 302,535.27-453,823.70-100,131.03

Finding the Fourth Proportional to 302,535.27, 453,823.70 and 100,131.03

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Solution

The fourth proportional to 302,535.27, 453,823.70 and 100,131.03 is: 150,203.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,535.27 : 453,823.70 = 100,131.03 : x
  2. Step 2: Convert to fraction form
    302,535.27/453,823.70 = 100,131.03/x
  3. Step 3: Cross multiply
    302,535.27x = 453,823.70 × 100,131.03
  4. Step 4: Simplify right side
    302,535.27x = 45,441,834,018.76
  5. Step 5: Solve for x
    x = 45,441,834,018.76/302,535.27
  6. Step 6: Final answer
    x = 150,203.43

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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.