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Finding the Fourth Proportional to 64,010.70, 96,016.05 and 56,234.70

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Solution

The fourth proportional to 64,010.70, 96,016.05 and 56,234.70 is: 84,352.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,010.70 : 96,016.05 = 56,234.70 : x
  2. Step 2: Convert to fraction form
    64,010.70/96,016.05 = 56,234.70/x
  3. Step 3: Cross multiply
    64,010.70x = 96,016.05 × 56,234.70
  4. Step 4: Simplify right side
    64,010.70x = 5,399,433,766.94
  5. Step 5: Solve for x
    x = 5,399,433,766.94/64,010.70
  6. Step 6: Final answer
    x = 84,352.05

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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.