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Finding the Fourth Proportional to 93,641.65, 140,213.37 and 73,174.42

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Solution

The fourth proportional to 93,641.65, 140,213.37 and 73,174.42 is: 109,566.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,641.65 : 140,213.37 = 73,174.42 : x
  2. Step 2: Convert to fraction form
    93,641.65/140,213.37 = 73,174.42/x
  3. Step 3: Cross multiply
    93,641.65x = 140,213.37 × 73,174.42
  4. Step 4: Simplify right side
    93,641.65x = 10,260,032,026.00
  5. Step 5: Solve for x
    x = 10,260,032,026.00/93,641.65
  6. Step 6: Final answer
    x = 109,566.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.