Home / 64,087.26-96,072.30-28,529.88

Finding the Fourth Proportional to 64,087.26, 96,072.30 and 28,529.88

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Solution

The fourth proportional to 64,087.26, 96,072.30 and 28,529.88 is: 42,768.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,087.26 : 96,072.30 = 28,529.88 : x
  2. Step 2: Convert to fraction form
    64,087.26/96,072.30 = 28,529.88/x
  3. Step 3: Cross multiply
    64,087.26x = 96,072.30 × 28,529.88
  4. Step 4: Simplify right side
    64,087.26x = 2,740,931,190.32
  5. Step 5: Solve for x
    x = 2,740,931,190.32/64,087.26
  6. Step 6: Final answer
    x = 42,768.74

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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.