Home / 71,391.24-98,505.72-43,098.48

Finding the Fourth Proportional to 71,391.24, 98,505.72 and 43,098.48

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Solution

The fourth proportional to 71,391.24, 98,505.72 and 43,098.48 is: 59,467.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,391.24 : 98,505.72 = 43,098.48 : x
  2. Step 2: Convert to fraction form
    71,391.24/98,505.72 = 43,098.48/x
  3. Step 3: Cross multiply
    71,391.24x = 98,505.72 × 43,098.48
  4. Step 4: Simplify right side
    71,391.24x = 4,245,446,803.31
  5. Step 5: Solve for x
    x = 4,245,446,803.31/71,391.24
  6. Step 6: Final answer
    x = 59,467.34

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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.