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Finding the Fourth Proportional to 93,224.97, 128,650.47 and 50,783.52

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Solution

The fourth proportional to 93,224.97, 128,650.47 and 50,783.52 is: 70,081.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,224.97 : 128,650.47 = 50,783.52 : x
  2. Step 2: Convert to fraction form
    93,224.97/128,650.47 = 50,783.52/x
  3. Step 3: Cross multiply
    93,224.97x = 128,650.47 × 50,783.52
  4. Step 4: Simplify right side
    93,224.97x = 6,533,323,716.25
  5. Step 5: Solve for x
    x = 6,533,323,716.25/93,224.97
  6. Step 6: Final answer
    x = 70,081.26

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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.