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Finding the Fourth Proportional to 71,166.02, 98,096 and 56,034.68

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Solution

The fourth proportional to 71,166.02, 98,096 and 56,034.68 is: 77,238.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,166.02 : 98,096 = 56,034.68 : x
  2. Step 2: Convert to fraction form
    71,166.02/98,096 = 56,034.68/x
  3. Step 3: Cross multiply
    71,166.02x = 98,096 × 56,034.68
  4. Step 4: Simplify right side
    71,166.02x = 5,496,777,969.28
  5. Step 5: Solve for x
    x = 5,496,777,969.28/71,166.02
  6. Step 6: Final answer
    x = 77,238.80

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1.5x scale

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.