Home / 53,189.12-79,798.48-23,205.98

Finding the Fourth Proportional to 53,189.12, 79,798.48 and 23,205.98

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Solution

The fourth proportional to 53,189.12, 79,798.48 and 23,205.98 is: 34,815.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,189.12 : 79,798.48 = 23,205.98 : x
  2. Step 2: Convert to fraction form
    53,189.12/79,798.48 = 23,205.98/x
  3. Step 3: Cross multiply
    53,189.12x = 79,798.48 × 23,205.98
  4. Step 4: Simplify right side
    53,189.12x = 1,851,801,930.91
  5. Step 5: Solve for x
    x = 1,851,801,930.91/53,189.12
  6. Step 6: Final answer
    x = 34,815.43

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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.