Home / 61,720.03-85,173.46-33,425.65

Finding the Fourth Proportional to 61,720.03, 85,173.46 and 33,425.65

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Solution

The fourth proportional to 61,720.03, 85,173.46 and 33,425.65 is: 46,127.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,720.03 : 85,173.46 = 33,425.65 : x
  2. Step 2: Convert to fraction form
    61,720.03/85,173.46 = 33,425.65/x
  3. Step 3: Cross multiply
    61,720.03x = 85,173.46 × 33,425.65
  4. Step 4: Simplify right side
    61,720.03x = 2,846,978,263.25
  5. Step 5: Solve for x
    x = 2,846,978,263.25/61,720.03
  6. Step 6: Final answer
    x = 46,127.30

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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.