Home / 97,375.77-134,342.55-71,943.39

Finding the Fourth Proportional to 97,375.77, 134,342.55 and 71,943.39

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Solution

The fourth proportional to 97,375.77, 134,342.55 and 71,943.39 is: 99,255.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,375.77 : 134,342.55 = 71,943.39 : x
  2. Step 2: Convert to fraction form
    97,375.77/134,342.55 = 71,943.39/x
  3. Step 3: Cross multiply
    97,375.77x = 134,342.55 × 71,943.39
  4. Step 4: Simplify right side
    97,375.77x = 9,665,058,468.24
  5. Step 5: Solve for x
    x = 9,665,058,468.24/97,375.77
  6. Step 6: Final answer
    x = 99,255.27

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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.