Home / 81,202.24-112,059.24-45,392.22

Finding the Fourth Proportional to 81,202.24, 112,059.24 and 45,392.22

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Solution

The fourth proportional to 81,202.24, 112,059.24 and 45,392.22 is: 62,641.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,202.24 : 112,059.24 = 45,392.22 : x
  2. Step 2: Convert to fraction form
    81,202.24/112,059.24 = 45,392.22/x
  3. Step 3: Cross multiply
    81,202.24x = 112,059.24 × 45,392.22
  4. Step 4: Simplify right side
    81,202.24x = 5,086,617,504.89
  5. Step 5: Solve for x
    x = 5,086,617,504.89/81,202.24
  6. Step 6: Final answer
    x = 62,641.34

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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.