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Finding the Fourth Proportional to 64,389.96, 96,520.73 and 30,596.67

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Solution

The fourth proportional to 64,389.96, 96,520.73 and 30,596.67 is: 45,864.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,389.96 : 96,520.73 = 30,596.67 : x
  2. Step 2: Convert to fraction form
    64,389.96/96,520.73 = 30,596.67/x
  3. Step 3: Cross multiply
    64,389.96x = 96,520.73 × 30,596.67
  4. Step 4: Simplify right side
    64,389.96x = 2,953,212,770.99
  5. Step 5: Solve for x
    x = 2,953,212,770.99/64,389.96
  6. Step 6: Final answer
    x = 45,864.49

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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.