Home / 53,109.36-79,677-29,751.12

Finding the Fourth Proportional to 53,109.36, 79,677 and 29,751.12

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Solution

The fourth proportional to 53,109.36, 79,677 and 29,751.12 is: 44,633.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,109.36 : 79,677 = 29,751.12 : x
  2. Step 2: Convert to fraction form
    53,109.36/79,677 = 29,751.12/x
  3. Step 3: Cross multiply
    53,109.36x = 79,677 × 29,751.12
  4. Step 4: Simplify right side
    53,109.36x = 2,370,479,988.24
  5. Step 5: Solve for x
    x = 2,370,479,988.24/53,109.36
  6. Step 6: Final answer
    x = 44,633.94

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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.