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Finding the Fourth Proportional to 93,094.70, 128,468.61 and 50,653.34

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Solution

The fourth proportional to 93,094.70, 128,468.61 and 50,653.34 is: 69,900.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,094.70 : 128,468.61 = 50,653.34 : x
  2. Step 2: Convert to fraction form
    93,094.70/128,468.61 = 50,653.34/x
  3. Step 3: Cross multiply
    93,094.70x = 128,468.61 × 50,653.34
  4. Step 4: Simplify right side
    93,094.70x = 6,507,364,181.66
  5. Step 5: Solve for x
    x = 6,507,364,181.66/93,094.70
  6. Step 6: Final answer
    x = 69,900.48

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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.