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Finding the Fourth Proportional to 93,027.39, 128,375.01 and 52,744.83

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Solution

The fourth proportional to 93,027.39, 128,375.01 and 52,744.83 is: 72,786.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,027.39 : 128,375.01 = 52,744.83 : x
  2. Step 2: Convert to fraction form
    93,027.39/128,375.01 = 52,744.83/x
  3. Step 3: Cross multiply
    93,027.39x = 128,375.01 × 52,744.83
  4. Step 4: Simplify right side
    93,027.39x = 6,771,118,078.70
  5. Step 5: Solve for x
    x = 6,771,118,078.70/93,027.39
  6. Step 6: Final answer
    x = 72,786.28

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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.