Home / 355,273.03-532,911.85-142,058.85

Finding the Fourth Proportional to 355,273.03, 532,911.85 and 142,058.85

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Solution

The fourth proportional to 355,273.03, 532,911.85 and 142,058.85 is: 213,089.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,273.03 : 532,911.85 = 142,058.85 : x
  2. Step 2: Convert to fraction form
    355,273.03/532,911.85 = 142,058.85/x
  3. Step 3: Cross multiply
    355,273.03x = 532,911.85 × 142,058.85
  4. Step 4: Simplify right side
    355,273.03x = 75,704,847,104.79
  5. Step 5: Solve for x
    x = 75,704,847,104.79/355,273.03
  6. Step 6: Final answer
    x = 213,089.20

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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.