Home / 53,118.82-79,727.50-26,842.02

Finding the Fourth Proportional to 53,118.82, 79,727.50 and 26,842.02

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Solution

The fourth proportional to 53,118.82, 79,727.50 and 26,842.02 is: 40,287.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,118.82 : 79,727.50 = 26,842.02 : x
  2. Step 2: Convert to fraction form
    53,118.82/79,727.50 = 26,842.02/x
  3. Step 3: Cross multiply
    53,118.82x = 79,727.50 × 26,842.02
  4. Step 4: Simplify right side
    53,118.82x = 2,140,047,149.55
  5. Step 5: Solve for x
    x = 2,140,047,149.55/53,118.82
  6. Step 6: Final answer
    x = 40,287.93

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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.