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Finding the Fourth Proportional to 57,459.93, 79,269.94 and 32,917.69

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Solution

The fourth proportional to 57,459.93, 79,269.94 and 32,917.69 is: 45,412.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,459.93 : 79,269.94 = 32,917.69 : x
  2. Step 2: Convert to fraction form
    57,459.93/79,269.94 = 32,917.69/x
  3. Step 3: Cross multiply
    57,459.93x = 79,269.94 × 32,917.69
  4. Step 4: Simplify right side
    57,459.93x = 2,609,383,451.47
  5. Step 5: Solve for x
    x = 2,609,383,451.47/57,459.93
  6. Step 6: Final answer
    x = 45,412.23

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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.