Home / 63,905.80-95,786.70-30,641.80

Finding the Fourth Proportional to 63,905.80, 95,786.70 and 30,641.80

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Solution

The fourth proportional to 63,905.80, 95,786.70 and 30,641.80 is: 45,928.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,905.80 : 95,786.70 = 30,641.80 : x
  2. Step 2: Convert to fraction form
    63,905.80/95,786.70 = 30,641.80/x
  3. Step 3: Cross multiply
    63,905.80x = 95,786.70 × 30,641.80
  4. Step 4: Simplify right side
    63,905.80x = 2,935,076,904.06
  5. Step 5: Solve for x
    x = 2,935,076,904.06/63,905.80
  6. Step 6: Final answer
    x = 45,928.18

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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.