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Finding the Fourth Proportional to 64,482.37, 96,673.38 and 30,730.88

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Solution

The fourth proportional to 64,482.37, 96,673.38 and 30,730.88 is: 46,072.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,482.37 : 96,673.38 = 30,730.88 : x
  2. Step 2: Convert to fraction form
    64,482.37/96,673.38 = 30,730.88/x
  3. Step 3: Cross multiply
    64,482.37x = 96,673.38 × 30,730.88
  4. Step 4: Simplify right side
    64,482.37x = 2,970,858,039.97
  5. Step 5: Solve for x
    x = 2,970,858,039.97/64,482.37
  6. Step 6: Final answer
    x = 46,072.41

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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.