Home / 96,971.28-145,456.68-26,850.36

Finding the Fourth Proportional to 96,971.28, 145,456.68 and 26,850.36

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Solution

The fourth proportional to 96,971.28, 145,456.68 and 26,850.36 is: 40,275.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,971.28 : 145,456.68 = 26,850.36 : x
  2. Step 2: Convert to fraction form
    96,971.28/145,456.68 = 26,850.36/x
  3. Step 3: Cross multiply
    96,971.28x = 145,456.68 × 26,850.36
  4. Step 4: Simplify right side
    96,971.28x = 3,905,564,222.40
  5. Step 5: Solve for x
    x = 3,905,564,222.40/96,971.28
  6. Step 6: Final answer
    x = 40,275.47

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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.