Home / 71,450.52-98,579-41,231.84

Finding the Fourth Proportional to 71,450.52, 98,579 and 41,231.84

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Solution

The fourth proportional to 71,450.52, 98,579 and 41,231.84 is: 56,886.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,450.52 : 98,579 = 41,231.84 : x
  2. Step 2: Convert to fraction form
    71,450.52/98,579 = 41,231.84/x
  3. Step 3: Cross multiply
    71,450.52x = 98,579 × 41,231.84
  4. Step 4: Simplify right side
    71,450.52x = 4,064,593,555.36
  5. Step 5: Solve for x
    x = 4,064,593,555.36/71,450.52
  6. Step 6: Final answer
    x = 56,886.83

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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.