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Finding the Fourth Proportional to 60,757.40, 83,842.12 and 33,538.26

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Solution

The fourth proportional to 60,757.40, 83,842.12 and 33,538.26 is: 46,281.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,757.40 : 83,842.12 = 33,538.26 : x
  2. Step 2: Convert to fraction form
    60,757.40/83,842.12 = 33,538.26/x
  3. Step 3: Cross multiply
    60,757.40x = 83,842.12 × 33,538.26
  4. Step 4: Simplify right side
    60,757.40x = 2,811,919,175.84
  5. Step 5: Solve for x
    x = 2,811,919,175.84/60,757.40
  6. Step 6: Final answer
    x = 46,281.10

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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.