Home / 64,117.14-96,186.78-28,591.08

Finding the Fourth Proportional to 64,117.14, 96,186.78 and 28,591.08

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Solution

The fourth proportional to 64,117.14, 96,186.78 and 28,591.08 is: 42,891.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,117.14 : 96,186.78 = 28,591.08 : x
  2. Step 2: Convert to fraction form
    64,117.14/96,186.78 = 28,591.08/x
  3. Step 3: Cross multiply
    64,117.14x = 96,186.78 × 28,591.08
  4. Step 4: Simplify right side
    64,117.14x = 2,750,083,921.92
  5. Step 5: Solve for x
    x = 2,750,083,921.92/64,117.14
  6. Step 6: Final answer
    x = 42,891.56

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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.