Home / 251,567.10-377,788.05-133,469.10

Finding the Fourth Proportional to 251,567.10, 377,788.05 and 133,469.10

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Solution

The fourth proportional to 251,567.10, 377,788.05 and 133,469.10 is: 200,435.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,567.10 : 377,788.05 = 133,469.10 : x
  2. Step 2: Convert to fraction form
    251,567.10/377,788.05 = 133,469.10/x
  3. Step 3: Cross multiply
    251,567.10x = 377,788.05 × 133,469.10
  4. Step 4: Simplify right side
    251,567.10x = 50,423,031,024.26
  5. Step 5: Solve for x
    x = 50,423,031,024.26/251,567.10
  6. Step 6: Final answer
    x = 200,435.71

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1.5x scale

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.