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Finding the Fourth Proportional to 116,147.56, 174,156.54 and 56,855.56

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Solution

The fourth proportional to 116,147.56, 174,156.54 and 56,855.56 is: 85,251.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,147.56 : 174,156.54 = 56,855.56 : x
  2. Step 2: Convert to fraction form
    116,147.56/174,156.54 = 56,855.56/x
  3. Step 3: Cross multiply
    116,147.56x = 174,156.54 × 56,855.56
  4. Step 4: Simplify right side
    116,147.56x = 9,901,767,609.36
  5. Step 5: Solve for x
    x = 9,901,767,609.36/116,147.56
  6. Step 6: Final answer
    x = 85,251.62

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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.