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Finding the Fourth Proportional to 64,009.60, 95,999.04 and 32,828.80

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Solution

The fourth proportional to 64,009.60, 95,999.04 and 32,828.80 is: 49,235.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,009.60 : 95,999.04 = 32,828.80 : x
  2. Step 2: Convert to fraction form
    64,009.60/95,999.04 = 32,828.80/x
  3. Step 3: Cross multiply
    64,009.60x = 95,999.04 × 32,828.80
  4. Step 4: Simplify right side
    64,009.60x = 3,151,533,284.35
  5. Step 5: Solve for x
    x = 3,151,533,284.35/64,009.60
  6. Step 6: Final answer
    x = 49,235.32

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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.