Home / 66,204.24-91,362.48-35,989.92

Finding the Fourth Proportional to 66,204.24, 91,362.48 and 35,989.92

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Solution

The fourth proportional to 66,204.24, 91,362.48 and 35,989.92 is: 49,666.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,204.24 : 91,362.48 = 35,989.92 : x
  2. Step 2: Convert to fraction form
    66,204.24/91,362.48 = 35,989.92/x
  3. Step 3: Cross multiply
    66,204.24x = 91,362.48 × 35,989.92
  4. Step 4: Simplify right side
    66,204.24x = 3,288,128,346.20
  5. Step 5: Solve for x
    x = 3,288,128,346.20/66,204.24
  6. Step 6: Final answer
    x = 49,666.43

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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.