Home / 97,960.91-135,200.83-59,742.64

Finding the Fourth Proportional to 97,960.91, 135,200.83 and 59,742.64

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Solution

The fourth proportional to 97,960.91, 135,200.83 and 59,742.64 is: 82,453.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,960.91 : 135,200.83 = 59,742.64 : x
  2. Step 2: Convert to fraction form
    97,960.91/135,200.83 = 59,742.64/x
  3. Step 3: Cross multiply
    97,960.91x = 135,200.83 × 59,742.64
  4. Step 4: Simplify right side
    97,960.91x = 8,077,253,838.39
  5. Step 5: Solve for x
    x = 8,077,253,838.39/97,960.91
  6. Step 6: Final answer
    x = 82,453.85

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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.