Home / 53,192.72-73,405.07-29,321.61

Finding the Fourth Proportional to 53,192.72, 73,405.07 and 29,321.61

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Solution

The fourth proportional to 53,192.72, 73,405.07 and 29,321.61 is: 40,463.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,192.72 : 73,405.07 = 29,321.61 : x
  2. Step 2: Convert to fraction form
    53,192.72/73,405.07 = 29,321.61/x
  3. Step 3: Cross multiply
    53,192.72x = 73,405.07 × 29,321.61
  4. Step 4: Simplify right side
    53,192.72x = 2,152,355,169.30
  5. Step 5: Solve for x
    x = 2,152,355,169.30/53,192.72
  6. Step 6: Final answer
    x = 40,463.34

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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.