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Finding the Fourth Proportional to 182,520.74, 273,399.21 and 146,788.91

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Solution

The fourth proportional to 182,520.74, 273,399.21 and 146,788.91 is: 219,876.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,520.74 : 273,399.21 = 146,788.91 : x
  2. Step 2: Convert to fraction form
    182,520.74/273,399.21 = 146,788.91/x
  3. Step 3: Cross multiply
    182,520.74x = 273,399.21 × 146,788.91
  4. Step 4: Simplify right side
    182,520.74x = 40,131,970,663.77
  5. Step 5: Solve for x
    x = 40,131,970,663.77/182,520.74
  6. Step 6: Final answer
    x = 219,876.23

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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.