Home / 302,614.19-453,815.21-89,325.20

Finding the Fourth Proportional to 302,614.19, 453,815.21 and 89,325.20

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Solution

The fourth proportional to 302,614.19, 453,815.21 and 89,325.20 is: 133,956.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,614.19 : 453,815.21 = 89,325.20 : x
  2. Step 2: Convert to fraction form
    302,614.19/453,815.21 = 89,325.20/x
  3. Step 3: Cross multiply
    302,614.19x = 453,815.21 × 89,325.20
  4. Step 4: Simplify right side
    302,614.19x = 40,537,131,680.59
  5. Step 5: Solve for x
    x = 40,537,131,680.59/302,614.19
  6. Step 6: Final answer
    x = 133,956.48

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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.