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Finding the Fourth Proportional to 64,009.70, 96,062.55 and 32,828.90

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Solution

The fourth proportional to 64,009.70, 96,062.55 and 32,828.90 is: 49,267.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,009.70 : 96,062.55 = 32,828.90 : x
  2. Step 2: Convert to fraction form
    64,009.70/96,062.55 = 32,828.90/x
  3. Step 3: Cross multiply
    64,009.70x = 96,062.55 × 32,828.90
  4. Step 4: Simplify right side
    64,009.70x = 3,153,627,847.70
  5. Step 5: Solve for x
    x = 3,153,627,847.70/64,009.70
  6. Step 6: Final answer
    x = 49,267.97

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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.