Home / 53,664.16-80,391.52-35,140

Finding the Fourth Proportional to 53,664.16, 80,391.52 and 35,140

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Solution

The fourth proportional to 53,664.16, 80,391.52 and 35,140 is: 52,641.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,664.16 : 80,391.52 = 35,140 : x
  2. Step 2: Convert to fraction form
    53,664.16/80,391.52 = 35,140/x
  3. Step 3: Cross multiply
    53,664.16x = 80,391.52 × 35,140
  4. Step 4: Simplify right side
    53,664.16x = 2,824,958,012.80
  5. Step 5: Solve for x
    x = 2,824,958,012.80/53,664.16
  6. Step 6: Final answer
    x = 52,641.43

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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.