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Finding the Fourth Proportional to 49,422.50, 73,947.75 and 34,660.22

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Solution

The fourth proportional to 49,422.50, 73,947.75 and 34,660.22 is: 51,859.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,422.50 : 73,947.75 = 34,660.22 : x
  2. Step 2: Convert to fraction form
    49,422.50/73,947.75 = 34,660.22/x
  3. Step 3: Cross multiply
    49,422.50x = 73,947.75 × 34,660.22
  4. Step 4: Simplify right side
    49,422.50x = 2,563,045,283.51
  5. Step 5: Solve for x
    x = 2,563,045,283.51/49,422.50
  6. Step 6: Final answer
    x = 51,859.89

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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.