Home / 71,418.03-107,051.52-26,410.47

Finding the Fourth Proportional to 71,418.03, 107,051.52 and 26,410.47

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Solution

The fourth proportional to 71,418.03, 107,051.52 and 26,410.47 is: 39,587.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,418.03 : 107,051.52 = 26,410.47 : x
  2. Step 2: Convert to fraction form
    71,418.03/107,051.52 = 26,410.47/x
  3. Step 3: Cross multiply
    71,418.03x = 107,051.52 × 26,410.47
  4. Step 4: Simplify right side
    71,418.03x = 2,827,281,166.28
  5. Step 5: Solve for x
    x = 2,827,281,166.28/71,418.03
  6. Step 6: Final answer
    x = 39,587.78

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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.