Home / 45,333.26-67,544.25-42,786.72

Finding the Fourth Proportional to 45,333.26, 67,544.25 and 42,786.72

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Solution

The fourth proportional to 45,333.26, 67,544.25 and 42,786.72 is: 63,750.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,333.26 : 67,544.25 = 42,786.72 : x
  2. Step 2: Convert to fraction form
    45,333.26/67,544.25 = 42,786.72/x
  3. Step 3: Cross multiply
    45,333.26x = 67,544.25 × 42,786.72
  4. Step 4: Simplify right side
    45,333.26x = 2,889,996,912.36
  5. Step 5: Solve for x
    x = 2,889,996,912.36/45,333.26
  6. Step 6: Final answer
    x = 63,750.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.