Home / 96,945.10-145,420.89-26,818.54

Finding the Fourth Proportional to 96,945.10, 145,420.89 and 26,818.54

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Solution

The fourth proportional to 96,945.10, 145,420.89 and 26,818.54 is: 40,228.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,945.10 : 145,420.89 = 26,818.54 : x
  2. Step 2: Convert to fraction form
    96,945.10/145,420.89 = 26,818.54/x
  3. Step 3: Cross multiply
    96,945.10x = 145,420.89 × 26,818.54
  4. Step 4: Simplify right side
    96,945.10x = 3,899,975,955.30
  5. Step 5: Solve for x
    x = 3,899,975,955.30/96,945.10
  6. Step 6: Final answer
    x = 40,228.71

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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.