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Finding the Fourth Proportional to 93,956.35, 140,912.95 and 56,016.35

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Solution

The fourth proportional to 93,956.35, 140,912.95 and 56,016.35 is: 84,011.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,956.35 : 140,912.95 = 56,016.35 : x
  2. Step 2: Convert to fraction form
    93,956.35/140,912.95 = 56,016.35/x
  3. Step 3: Cross multiply
    93,956.35x = 140,912.95 × 56,016.35
  4. Step 4: Simplify right side
    93,956.35x = 7,893,428,846.65
  5. Step 5: Solve for x
    x = 7,893,428,846.65/93,956.35
  6. Step 6: Final answer
    x = 84,011.66

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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.