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Finding the Fourth Proportional to 93,350.94, 128,825.91 and 50,909.82

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Solution

The fourth proportional to 93,350.94, 128,825.91 and 50,909.82 is: 70,256.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,350.94 : 128,825.91 = 50,909.82 : x
  2. Step 2: Convert to fraction form
    93,350.94/128,825.91 = 50,909.82/x
  3. Step 3: Cross multiply
    93,350.94x = 128,825.91 × 50,909.82
  4. Step 4: Simplify right side
    93,350.94x = 6,558,503,889.44
  5. Step 5: Solve for x
    x = 6,558,503,889.44/93,350.94
  6. Step 6: Final answer
    x = 70,256.43

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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.