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Finding the Fourth Proportional to 302,535.92, 453,956.97 and 125,170.22

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Solution

The fourth proportional to 302,535.92, 453,956.97 and 125,170.22 is: 187,818.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,535.92 : 453,956.97 = 125,170.22 : x
  2. Step 2: Convert to fraction form
    302,535.92/453,956.97 = 125,170.22/x
  3. Step 3: Cross multiply
    302,535.92x = 453,956.97 × 125,170.22
  4. Step 4: Simplify right side
    302,535.92x = 56,821,893,805.43
  5. Step 5: Solve for x
    x = 56,821,893,805.43/302,535.92
  6. Step 6: Final answer
    x = 187,818.67

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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.