Home / 49,220.52-73,767.60-42,869.40

Finding the Fourth Proportional to 49,220.52, 73,767.60 and 42,869.40

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Solution

The fourth proportional to 49,220.52, 73,767.60 and 42,869.40 is: 64,249.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,220.52 : 73,767.60 = 42,869.40 : x
  2. Step 2: Convert to fraction form
    49,220.52/73,767.60 = 42,869.40/x
  3. Step 3: Cross multiply
    49,220.52x = 73,767.60 × 42,869.40
  4. Step 4: Simplify right side
    49,220.52x = 3,162,372,751.44
  5. Step 5: Solve for x
    x = 3,162,372,751.44/49,220.52
  6. Step 6: Final answer
    x = 64,249.07

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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.