Home / 185,006.42-277,509.18-72,608.03

Finding the Fourth Proportional to 185,006.42, 277,509.18 and 72,608.03

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Solution

The fourth proportional to 185,006.42, 277,509.18 and 72,608.03 is: 108,911.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,006.42 : 277,509.18 = 72,608.03 : x
  2. Step 2: Convert to fraction form
    185,006.42/277,509.18 = 72,608.03/x
  3. Step 3: Cross multiply
    185,006.42x = 277,509.18 × 72,608.03
  4. Step 4: Simplify right side
    185,006.42x = 20,149,394,792.11
  5. Step 5: Solve for x
    x = 20,149,394,792.11/185,006.42
  6. Step 6: Final answer
    x = 108,911.87

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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.