Home / 57,842-79,836.56-32,706.08

Finding the Fourth Proportional to 57,842, 79,836.56 and 32,706.08

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Solution

The fourth proportional to 57,842, 79,836.56 and 32,706.08 is: 45,142.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,842 : 79,836.56 = 32,706.08 : x
  2. Step 2: Convert to fraction form
    57,842/79,836.56 = 32,706.08/x
  3. Step 3: Cross multiply
    57,842x = 79,836.56 × 32,706.08
  4. Step 4: Simplify right side
    57,842x = 2,611,140,918.28
  5. Step 5: Solve for x
    x = 2,611,140,918.28/57,842
  6. Step 6: Final answer
    x = 45,142.65

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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.