Home / 302,074.07-453,081.81-91,713.83

Finding the Fourth Proportional to 302,074.07, 453,081.81 and 91,713.83

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Solution

The fourth proportional to 302,074.07, 453,081.81 and 91,713.83 is: 137,561.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,074.07 : 453,081.81 = 91,713.83 : x
  2. Step 2: Convert to fraction form
    302,074.07/453,081.81 = 91,713.83/x
  3. Step 3: Cross multiply
    302,074.07x = 453,081.81 × 91,713.83
  4. Step 4: Simplify right side
    302,074.07x = 41,553,868,098.43
  5. Step 5: Solve for x
    x = 41,553,868,098.43/302,074.07
  6. Step 6: Final answer
    x = 137,561.85

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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.