Home / 49,055.10-73,582.65-45,555.90

Finding the Fourth Proportional to 49,055.10, 73,582.65 and 45,555.90

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Solution

The fourth proportional to 49,055.10, 73,582.65 and 45,555.90 is: 68,333.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,055.10 : 73,582.65 = 45,555.90 : x
  2. Step 2: Convert to fraction form
    49,055.10/73,582.65 = 45,555.90/x
  3. Step 3: Cross multiply
    49,055.10x = 73,582.65 × 45,555.90
  4. Step 4: Simplify right side
    49,055.10x = 3,352,123,845.14
  5. Step 5: Solve for x
    x = 3,352,123,845.14/49,055.10
  6. Step 6: Final answer
    x = 68,333.85

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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.