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Finding the Fourth Proportional to 96,697.41, 144,946.34 and 40,570.11

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Solution

The fourth proportional to 96,697.41, 144,946.34 and 40,570.11 is: 60,813.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,697.41 : 144,946.34 = 40,570.11 : x
  2. Step 2: Convert to fraction form
    96,697.41/144,946.34 = 40,570.11/x
  3. Step 3: Cross multiply
    96,697.41x = 144,946.34 × 40,570.11
  4. Step 4: Simplify right side
    96,697.41x = 5,880,488,755.05
  5. Step 5: Solve for x
    x = 5,880,488,755.05/96,697.41
  6. Step 6: Final answer
    x = 60,813.30

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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.