Home / 80,429.90-111,006.52-44,631.43

Finding the Fourth Proportional to 80,429.90, 111,006.52 and 44,631.43

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Solution

The fourth proportional to 80,429.90, 111,006.52 and 44,631.43 is: 61,598.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,429.90 : 111,006.52 = 44,631.43 : x
  2. Step 2: Convert to fraction form
    80,429.90/111,006.52 = 44,631.43/x
  3. Step 3: Cross multiply
    80,429.90x = 111,006.52 × 44,631.43
  4. Step 4: Simplify right side
    80,429.90x = 4,954,379,337.83
  5. Step 5: Solve for x
    x = 4,954,379,337.83/80,429.90
  6. Step 6: Final answer
    x = 61,598.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.