Home / 67,209.66-92,762.37-38,546.28

Finding the Fourth Proportional to 67,209.66, 92,762.37 and 38,546.28

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Solution

The fourth proportional to 67,209.66, 92,762.37 and 38,546.28 is: 53,201.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,209.66 : 92,762.37 = 38,546.28 : x
  2. Step 2: Convert to fraction form
    67,209.66/92,762.37 = 38,546.28/x
  3. Step 3: Cross multiply
    67,209.66x = 92,762.37 × 38,546.28
  4. Step 4: Simplify right side
    67,209.66x = 3,575,644,287.48
  5. Step 5: Solve for x
    x = 3,575,644,287.48/67,209.66
  6. Step 6: Final answer
    x = 53,201.34

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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.