Home / 302,427.05-453,572.91-89,149.46

Finding the Fourth Proportional to 302,427.05, 453,572.91 and 89,149.46

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Solution

The fourth proportional to 302,427.05, 453,572.91 and 89,149.46 is: 133,704.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,427.05 : 453,572.91 = 89,149.46 : x
  2. Step 2: Convert to fraction form
    302,427.05/453,572.91 = 89,149.46/x
  3. Step 3: Cross multiply
    302,427.05x = 453,572.91 × 89,149.46
  4. Step 4: Simplify right side
    302,427.05x = 40,435,777,729.26
  5. Step 5: Solve for x
    x = 40,435,777,729.26/302,427.05
  6. Step 6: Final answer
    x = 133,704.24

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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.