Home / 75,127.64-103,675.96-43,296.26

Finding the Fourth Proportional to 75,127.64, 103,675.96 and 43,296.26

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Solution

The fourth proportional to 75,127.64, 103,675.96 and 43,296.26 is: 59,748.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,127.64 : 103,675.96 = 43,296.26 : x
  2. Step 2: Convert to fraction form
    75,127.64/103,675.96 = 43,296.26/x
  3. Step 3: Cross multiply
    75,127.64x = 103,675.96 × 43,296.26
  4. Step 4: Simplify right side
    75,127.64x = 4,488,781,319.91
  5. Step 5: Solve for x
    x = 4,488,781,319.91/75,127.64
  6. Step 6: Final answer
    x = 59,748.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.