Home / 215,343.48-323,044.76-73,150.58

Finding the Fourth Proportional to 215,343.48, 323,044.76 and 73,150.58

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Solution

The fourth proportional to 215,343.48, 323,044.76 and 73,150.58 is: 109,735.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,343.48 : 323,044.76 = 73,150.58 : x
  2. Step 2: Convert to fraction form
    215,343.48/323,044.76 = 73,150.58/x
  3. Step 3: Cross multiply
    215,343.48x = 323,044.76 × 73,150.58
  4. Step 4: Simplify right side
    215,343.48x = 23,630,912,550.45
  5. Step 5: Solve for x
    x = 23,630,912,550.45/215,343.48
  6. Step 6: Final answer
    x = 109,735.91

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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.