Home / 54,527.94-75,285.81-40,189.50

Finding the Fourth Proportional to 54,527.94, 75,285.81 and 40,189.50

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Solution

The fourth proportional to 54,527.94, 75,285.81 and 40,189.50 is: 55,488.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,527.94 : 75,285.81 = 40,189.50 : x
  2. Step 2: Convert to fraction form
    54,527.94/75,285.81 = 40,189.50/x
  3. Step 3: Cross multiply
    54,527.94x = 75,285.81 × 40,189.50
  4. Step 4: Simplify right side
    54,527.94x = 3,025,699,061.00
  5. Step 5: Solve for x
    x = 3,025,699,061.00/54,527.94
  6. Step 6: Final answer
    x = 55,488.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.