Home / 53,261.22-79,891.73-31,059.02

Finding the Fourth Proportional to 53,261.22, 79,891.73 and 31,059.02

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Solution

The fourth proportional to 53,261.22, 79,891.73 and 31,059.02 is: 46,588.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,261.22 : 79,891.73 = 31,059.02 : x
  2. Step 2: Convert to fraction form
    53,261.22/79,891.73 = 31,059.02/x
  3. Step 3: Cross multiply
    53,261.22x = 79,891.73 × 31,059.02
  4. Step 4: Simplify right side
    53,261.22x = 2,481,359,000.81
  5. Step 5: Solve for x
    x = 2,481,359,000.81/53,261.22
  6. Step 6: Final answer
    x = 46,588.48

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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.