Home / 61,080.21-84,289.55-33,855.84

Finding the Fourth Proportional to 61,080.21, 84,289.55 and 33,855.84

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Solution

The fourth proportional to 61,080.21, 84,289.55 and 33,855.84 is: 46,720.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,080.21 : 84,289.55 = 33,855.84 : x
  2. Step 2: Convert to fraction form
    61,080.21/84,289.55 = 33,855.84/x
  3. Step 3: Cross multiply
    61,080.21x = 84,289.55 × 33,855.84
  4. Step 4: Simplify right side
    61,080.21x = 2,853,693,349.19
  5. Step 5: Solve for x
    x = 2,853,693,349.19/61,080.21
  6. Step 6: Final answer
    x = 46,720.42

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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.