Home / 96,934.21-145,401.36-30,379.52

Finding the Fourth Proportional to 96,934.21, 145,401.36 and 30,379.52

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Solution

The fourth proportional to 96,934.21, 145,401.36 and 30,379.52 is: 45,569.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,934.21 : 145,401.36 = 30,379.52 : x
  2. Step 2: Convert to fraction form
    96,934.21/145,401.36 = 30,379.52/x
  3. Step 3: Cross multiply
    96,934.21x = 145,401.36 × 30,379.52
  4. Step 4: Simplify right side
    96,934.21x = 4,417,223,524.15
  5. Step 5: Solve for x
    x = 4,417,223,524.15/96,934.21
  6. Step 6: Final answer
    x = 45,569.29

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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.