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Finding the Fourth Proportional to 55,098.25, 76,035.59 and 32,742.25

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Solution

The fourth proportional to 55,098.25, 76,035.59 and 32,742.25 is: 45,184.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,098.25 : 76,035.59 = 32,742.25 : x
  2. Step 2: Convert to fraction form
    55,098.25/76,035.59 = 32,742.25/x
  3. Step 3: Cross multiply
    55,098.25x = 76,035.59 × 32,742.25
  4. Step 4: Simplify right side
    55,098.25x = 2,489,576,296.68
  5. Step 5: Solve for x
    x = 2,489,576,296.68/55,098.25
  6. Step 6: Final answer
    x = 45,184.31

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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.