Home / 53,089.09-73,261.35-29,215.73

Finding the Fourth Proportional to 53,089.09, 73,261.35 and 29,215.73

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Solution

The fourth proportional to 53,089.09, 73,261.35 and 29,215.73 is: 40,316.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,089.09 : 73,261.35 = 29,215.73 : x
  2. Step 2: Convert to fraction form
    53,089.09/73,261.35 = 29,215.73/x
  3. Step 3: Cross multiply
    53,089.09x = 73,261.35 × 29,215.73
  4. Step 4: Simplify right side
    53,089.09x = 2,140,383,674.96
  5. Step 5: Solve for x
    x = 2,140,383,674.96/53,089.09
  6. Step 6: Final answer
    x = 40,316.83

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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.