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Finding the Fourth Proportional to 92,825.82, 128,098.53 and 54,610.02

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Solution

The fourth proportional to 92,825.82, 128,098.53 and 54,610.02 is: 75,361.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,825.82 : 128,098.53 = 54,610.02 : x
  2. Step 2: Convert to fraction form
    92,825.82/128,098.53 = 54,610.02/x
  3. Step 3: Cross multiply
    92,825.82x = 128,098.53 × 54,610.02
  4. Step 4: Simplify right side
    92,825.82x = 6,995,463,285.27
  5. Step 5: Solve for x
    x = 6,995,463,285.27/92,825.82
  6. Step 6: Final answer
    x = 75,361.18

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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.