Home / 97,897.28-135,093.92-55,454.96

Finding the Fourth Proportional to 97,897.28, 135,093.92 and 55,454.96

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Solution

The fourth proportional to 97,897.28, 135,093.92 and 55,454.96 is: 76,525.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,897.28 : 135,093.92 = 55,454.96 : x
  2. Step 2: Convert to fraction form
    97,897.28/135,093.92 = 55,454.96/x
  3. Step 3: Cross multiply
    97,897.28x = 135,093.92 × 55,454.96
  4. Step 4: Simplify right side
    97,897.28x = 7,491,627,929.84
  5. Step 5: Solve for x
    x = 7,491,627,929.84/97,897.28
  6. Step 6: Final answer
    x = 76,525.39

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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.