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Finding the Fourth Proportional to 70,196.59, 96,840.21 and 41,885.92

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Solution

The fourth proportional to 70,196.59, 96,840.21 and 41,885.92 is: 57,784.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,196.59 : 96,840.21 = 41,885.92 : x
  2. Step 2: Convert to fraction form
    70,196.59/96,840.21 = 41,885.92/x
  3. Step 3: Cross multiply
    70,196.59x = 96,840.21 × 41,885.92
  4. Step 4: Simplify right side
    70,196.59x = 4,056,241,288.84
  5. Step 5: Solve for x
    x = 4,056,241,288.84/70,196.59
  6. Step 6: Final answer
    x = 57,784.02

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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.