Home / 93,105.02-128,484.96-50,662.64

Finding the Fourth Proportional to 93,105.02, 128,484.96 and 50,662.64

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Solution

The fourth proportional to 93,105.02, 128,484.96 and 50,662.64 is: 69,914.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,105.02 : 128,484.96 = 50,662.64 : x
  2. Step 2: Convert to fraction form
    93,105.02/128,484.96 = 50,662.64/x
  3. Step 3: Cross multiply
    93,105.02x = 128,484.96 × 50,662.64
  4. Step 4: Simplify right side
    93,105.02x = 6,509,387,273.89
  5. Step 5: Solve for x
    x = 6,509,387,273.89/93,105.02
  6. Step 6: Final answer
    x = 69,914.46

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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.