Home / 97,943.58-135,181.53-63,530.96

Finding the Fourth Proportional to 97,943.58, 135,181.53 and 63,530.96

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Solution

The fourth proportional to 97,943.58, 135,181.53 and 63,530.96 is: 87,685.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,943.58 : 135,181.53 = 63,530.96 : x
  2. Step 2: Convert to fraction form
    97,943.58/135,181.53 = 63,530.96/x
  3. Step 3: Cross multiply
    97,943.58x = 135,181.53 × 63,530.96
  4. Step 4: Simplify right side
    97,943.58x = 8,588,212,340.54
  5. Step 5: Solve for x
    x = 8,588,212,340.54/97,943.58
  6. Step 6: Final answer
    x = 87,685.30

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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.