Home / 49,200.10-73,800.15-39,358.60

Finding the Fourth Proportional to 49,200.10, 73,800.15 and 39,358.60

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Solution

The fourth proportional to 49,200.10, 73,800.15 and 39,358.60 is: 59,037.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,200.10 : 73,800.15 = 39,358.60 : x
  2. Step 2: Convert to fraction form
    49,200.10/73,800.15 = 39,358.60/x
  3. Step 3: Cross multiply
    49,200.10x = 73,800.15 × 39,358.60
  4. Step 4: Simplify right side
    49,200.10x = 2,904,670,583.79
  5. Step 5: Solve for x
    x = 2,904,670,583.79/49,200.10
  6. Step 6: Final answer
    x = 59,037.90

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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.