Home / 87,554.34-131,362.54-43,212.22

Finding the Fourth Proportional to 87,554.34, 131,362.54 and 43,212.22

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Solution

The fourth proportional to 87,554.34, 131,362.54 and 43,212.22 is: 64,833.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,554.34 : 131,362.54 = 43,212.22 : x
  2. Step 2: Convert to fraction form
    87,554.34/131,362.54 = 43,212.22/x
  3. Step 3: Cross multiply
    87,554.34x = 131,362.54 × 43,212.22
  4. Step 4: Simplify right side
    87,554.34x = 5,676,466,978.24
  5. Step 5: Solve for x
    x = 5,676,466,978.24/87,554.34
  6. Step 6: Final answer
    x = 64,833.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.