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Finding the Fourth Proportional to 60,033.59, 90,047.12 and 30,450.65

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Solution

The fourth proportional to 60,033.59, 90,047.12 and 30,450.65 is: 45,674.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,033.59 : 90,047.12 = 30,450.65 : x
  2. Step 2: Convert to fraction form
    60,033.59/90,047.12 = 30,450.65/x
  3. Step 3: Cross multiply
    60,033.59x = 90,047.12 × 30,450.65
  4. Step 4: Simplify right side
    60,033.59x = 2,741,993,182.37
  5. Step 5: Solve for x
    x = 2,741,993,182.37/60,033.59
  6. Step 6: Final answer
    x = 45,674.32

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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.