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Finding the Fourth Proportional to 93,027, 128,377.26 and 50,585.46

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Solution

The fourth proportional to 93,027, 128,377.26 and 50,585.46 is: 69,807.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,027 : 128,377.26 = 50,585.46 : x
  2. Step 2: Convert to fraction form
    93,027/128,377.26 = 50,585.46/x
  3. Step 3: Cross multiply
    93,027x = 128,377.26 × 50,585.46
  4. Step 4: Simplify right side
    93,027x = 6,494,022,750.64
  5. Step 5: Solve for x
    x = 6,494,022,750.64/93,027
  6. Step 6: Final answer
    x = 69,807.93

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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.