Home / 53,065.97-73,228.15-29,188.79

Finding the Fourth Proportional to 53,065.97, 73,228.15 and 29,188.79

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Solution

The fourth proportional to 53,065.97, 73,228.15 and 29,188.79 is: 40,278.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,065.97 : 73,228.15 = 29,188.79 : x
  2. Step 2: Convert to fraction form
    53,065.97/73,228.15 = 29,188.79/x
  3. Step 3: Cross multiply
    53,065.97x = 73,228.15 × 29,188.79
  4. Step 4: Simplify right side
    53,065.97x = 2,137,441,092.44
  5. Step 5: Solve for x
    x = 2,137,441,092.44/53,065.97
  6. Step 6: Final answer
    x = 40,278.94

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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.