Home / 49,120.32-73,680.64-29,404.80

Finding the Fourth Proportional to 49,120.32, 73,680.64 and 29,404.80

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Solution

The fourth proportional to 49,120.32, 73,680.64 and 29,404.80 is: 44,107.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,120.32 : 73,680.64 = 29,404.80 : x
  2. Step 2: Convert to fraction form
    49,120.32/73,680.64 = 29,404.80/x
  3. Step 3: Cross multiply
    49,120.32x = 73,680.64 × 29,404.80
  4. Step 4: Simplify right side
    49,120.32x = 2,166,564,483.07
  5. Step 5: Solve for x
    x = 2,166,564,483.07/49,120.32
  6. Step 6: Final answer
    x = 44,107.30

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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.