Home / 54,313.10-81,469.65-49,501.70

Finding the Fourth Proportional to 54,313.10, 81,469.65 and 49,501.70

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Solution

The fourth proportional to 54,313.10, 81,469.65 and 49,501.70 is: 74,252.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,313.10 : 81,469.65 = 49,501.70 : x
  2. Step 2: Convert to fraction form
    54,313.10/81,469.65 = 49,501.70/x
  3. Step 3: Cross multiply
    54,313.10x = 81,469.65 × 49,501.70
  4. Step 4: Simplify right side
    54,313.10x = 4,032,886,173.41
  5. Step 5: Solve for x
    x = 4,032,886,173.41/54,313.10
  6. Step 6: Final answer
    x = 74,252.55

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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.