Home / 64,028.04-88,402.42-41,421.75

Finding the Fourth Proportional to 64,028.04, 88,402.42 and 41,421.75

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Solution

The fourth proportional to 64,028.04, 88,402.42 and 41,421.75 is: 57,190.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,028.04 : 88,402.42 = 41,421.75 : x
  2. Step 2: Convert to fraction form
    64,028.04/88,402.42 = 41,421.75/x
  3. Step 3: Cross multiply
    64,028.04x = 88,402.42 × 41,421.75
  4. Step 4: Simplify right side
    64,028.04x = 3,661,782,940.64
  5. Step 5: Solve for x
    x = 3,661,782,940.64/64,028.04
  6. Step 6: Final answer
    x = 57,190.30

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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.