Home / 96,913.17-145,369.79-30,358.47

Finding the Fourth Proportional to 96,913.17, 145,369.79 and 30,358.47

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Solution

The fourth proportional to 96,913.17, 145,369.79 and 30,358.47 is: 45,537.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,913.17 : 145,369.79 = 30,358.47 : x
  2. Step 2: Convert to fraction form
    96,913.17/145,369.79 = 30,358.47/x
  3. Step 3: Cross multiply
    96,913.17x = 145,369.79 × 30,358.47
  4. Step 4: Simplify right side
    96,913.17x = 4,413,203,969.30
  5. Step 5: Solve for x
    x = 4,413,203,969.30/96,913.17
  6. Step 6: Final answer
    x = 45,537.71

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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.