Home / 93,134.21-128,524.32-50,692.64

Finding the Fourth Proportional to 93,134.21, 128,524.32 and 50,692.64

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Solution

The fourth proportional to 93,134.21, 128,524.32 and 50,692.64 is: 69,955.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,134.21 : 128,524.32 = 50,692.64 : x
  2. Step 2: Convert to fraction form
    93,134.21/128,524.32 = 50,692.64/x
  3. Step 3: Cross multiply
    93,134.21x = 128,524.32 × 50,692.64
  4. Step 4: Simplify right side
    93,134.21x = 6,515,236,442.38
  5. Step 5: Solve for x
    x = 6,515,236,442.38/93,134.21
  6. Step 6: Final answer
    x = 69,955.36

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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.