Home / 71,426.64-107,147.06-26,460.02

Finding the Fourth Proportional to 71,426.64, 107,147.06 and 26,460.02

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Solution

The fourth proportional to 71,426.64, 107,147.06 and 26,460.02 is: 39,692.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,426.64 : 107,147.06 = 26,460.02 : x
  2. Step 2: Convert to fraction form
    71,426.64/107,147.06 = 26,460.02/x
  3. Step 3: Cross multiply
    71,426.64x = 107,147.06 × 26,460.02
  4. Step 4: Simplify right side
    71,426.64x = 2,835,113,350.54
  5. Step 5: Solve for x
    x = 2,835,113,350.54/71,426.64
  6. Step 6: Final answer
    x = 39,692.66

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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.