Home / 71,650.74-98,880.03-41,433.15

Finding the Fourth Proportional to 71,650.74, 98,880.03 and 41,433.15

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Solution

The fourth proportional to 71,650.74, 98,880.03 and 41,433.15 is: 57,178.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,650.74 : 98,880.03 = 41,433.15 : x
  2. Step 2: Convert to fraction form
    71,650.74/98,880.03 = 41,433.15/x
  3. Step 3: Cross multiply
    71,650.74x = 98,880.03 × 41,433.15
  4. Step 4: Simplify right side
    71,650.74x = 4,096,911,114.99
  5. Step 5: Solve for x
    x = 4,096,911,114.99/71,650.74
  6. Step 6: Final answer
    x = 57,178.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.