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Finding the Fourth Proportional to 64,492.74, 96,766.83 and 33,349.86

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Solution

The fourth proportional to 64,492.74, 96,766.83 and 33,349.86 is: 50,039.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,492.74 : 96,766.83 = 33,349.86 : x
  2. Step 2: Convert to fraction form
    64,492.74/96,766.83 = 33,349.86/x
  3. Step 3: Cross multiply
    64,492.74x = 96,766.83 × 33,349.86
  4. Step 4: Simplify right side
    64,492.74x = 3,227,160,233.14
  5. Step 5: Solve for x
    x = 3,227,160,233.14/64,492.74
  6. Step 6: Final answer
    x = 50,039.12

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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.