Home / 52,742.09-79,113.95-17,203.26

Finding the Fourth Proportional to 52,742.09, 79,113.95 and 17,203.26

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Solution

The fourth proportional to 52,742.09, 79,113.95 and 17,203.26 is: 25,805.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,742.09 : 79,113.95 = 17,203.26 : x
  2. Step 2: Convert to fraction form
    52,742.09/79,113.95 = 17,203.26/x
  3. Step 3: Cross multiply
    52,742.09x = 79,113.95 × 17,203.26
  4. Step 4: Simplify right side
    52,742.09x = 1,361,017,851.48
  5. Step 5: Solve for x
    x = 1,361,017,851.48/52,742.09
  6. Step 6: Final answer
    x = 25,805.16

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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.