Home / 355,176.60-532,707.33-130,481.76

Finding the Fourth Proportional to 355,176.60, 532,707.33 and 130,481.76

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Solution

The fourth proportional to 355,176.60, 532,707.33 and 130,481.76 is: 195,701.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,176.60 : 532,707.33 = 130,481.76 : x
  2. Step 2: Convert to fraction form
    355,176.60/532,707.33 = 130,481.76/x
  3. Step 3: Cross multiply
    355,176.60x = 532,707.33 × 130,481.76
  4. Step 4: Simplify right side
    355,176.60x = 69,508,589,983.30
  5. Step 5: Solve for x
    x = 69,508,589,983.30/355,176.60
  6. Step 6: Final answer
    x = 195,701.49

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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.