Home / 302,149.17-453,233.88-91,786.50

Finding the Fourth Proportional to 302,149.17, 453,233.88 and 91,786.50

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Solution

The fourth proportional to 302,149.17, 453,233.88 and 91,786.50 is: 137,682.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,149.17 : 453,233.88 = 91,786.50 : x
  2. Step 2: Convert to fraction form
    302,149.17/453,233.88 = 91,786.50/x
  3. Step 3: Cross multiply
    302,149.17x = 453,233.88 × 91,786.50
  4. Step 4: Simplify right side
    302,149.17x = 41,600,751,526.62
  5. Step 5: Solve for x
    x = 41,600,751,526.62/302,149.17
  6. Step 6: Final answer
    x = 137,682.83

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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.