Home / 302,511.30-453,661.14-89,222.49

Finding the Fourth Proportional to 302,511.30, 453,661.14 and 89,222.49

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Solution

The fourth proportional to 302,511.30, 453,661.14 and 89,222.49 is: 133,802.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,511.30 : 453,661.14 = 89,222.49 : x
  2. Step 2: Convert to fraction form
    302,511.30/453,661.14 = 89,222.49/x
  3. Step 3: Cross multiply
    302,511.30x = 453,661.14 × 89,222.49
  4. Step 4: Simplify right side
    302,511.30x = 40,476,776,527.04
  5. Step 5: Solve for x
    x = 40,476,776,527.04/302,511.30
  6. Step 6: Final answer
    x = 133,802.53

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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.