Home / 96,515.40-144,769.28-40,341

Finding the Fourth Proportional to 96,515.40, 144,769.28 and 40,341

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Solution

The fourth proportional to 96,515.40, 144,769.28 and 40,341 is: 60,509.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,515.40 : 144,769.28 = 40,341 : x
  2. Step 2: Convert to fraction form
    96,515.40/144,769.28 = 40,341/x
  3. Step 3: Cross multiply
    96,515.40x = 144,769.28 × 40,341
  4. Step 4: Simplify right side
    96,515.40x = 5,840,137,524.48
  5. Step 5: Solve for x
    x = 5,840,137,524.48/96,515.40
  6. Step 6: Final answer
    x = 60,509.90

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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.