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Finding the Fourth Proportional to 97,338.88, 134,325.88 and 54,897.44

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Solution

The fourth proportional to 97,338.88, 134,325.88 and 54,897.44 is: 75,757.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,338.88 : 134,325.88 = 54,897.44 : x
  2. Step 2: Convert to fraction form
    97,338.88/134,325.88 = 54,897.44/x
  3. Step 3: Cross multiply
    97,338.88x = 134,325.88 × 54,897.44
  4. Step 4: Simplify right side
    97,338.88x = 7,374,146,937.75
  5. Step 5: Solve for x
    x = 7,374,146,937.75/97,338.88
  6. Step 6: Final answer
    x = 75,757.47

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1.5x scale

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.