Home / 97,426-134,447.97-54,983.62

Finding the Fourth Proportional to 97,426, 134,447.97 and 54,983.62

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Solution

The fourth proportional to 97,426, 134,447.97 and 54,983.62 is: 75,877.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,426 : 134,447.97 = 54,983.62 : x
  2. Step 2: Convert to fraction form
    97,426/134,447.97 = 54,983.62/x
  3. Step 3: Cross multiply
    97,426x = 134,447.97 × 54,983.62
  4. Step 4: Simplify right side
    97,426x = 7,392,436,092.25
  5. Step 5: Solve for x
    x = 7,392,436,092.25/97,426
  6. Step 6: Final answer
    x = 75,877.45

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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.