Home / 355,854.20-533,800.74-119,175.44

Finding the Fourth Proportional to 355,854.20, 533,800.74 and 119,175.44

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Solution

The fourth proportional to 355,854.20, 533,800.74 and 119,175.44 is: 178,769.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,854.20 : 533,800.74 = 119,175.44 : x
  2. Step 2: Convert to fraction form
    355,854.20/533,800.74 = 119,175.44/x
  3. Step 3: Cross multiply
    355,854.20x = 533,800.74 × 119,175.44
  4. Step 4: Simplify right side
    355,854.20x = 63,615,938,061.83
  5. Step 5: Solve for x
    x = 63,615,938,061.83/355,854.20
  6. Step 6: Final answer
    x = 178,769.67

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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.