Home / 63,681.44-87,881.29-35,003.75

Finding the Fourth Proportional to 63,681.44, 87,881.29 and 35,003.75

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Solution

The fourth proportional to 63,681.44, 87,881.29 and 35,003.75 is: 48,305.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,681.44 : 87,881.29 = 35,003.75 : x
  2. Step 2: Convert to fraction form
    63,681.44/87,881.29 = 35,003.75/x
  3. Step 3: Cross multiply
    63,681.44x = 87,881.29 × 35,003.75
  4. Step 4: Simplify right side
    63,681.44x = 3,076,174,869.15
  5. Step 5: Solve for x
    x = 3,076,174,869.15/63,681.44
  6. Step 6: Final answer
    x = 48,305.68

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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.