Home / 64,219.60-96,329.40-33,115.60

Finding the Fourth Proportional to 64,219.60, 96,329.40 and 33,115.60

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Solution

The fourth proportional to 64,219.60, 96,329.40 and 33,115.60 is: 49,673.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,219.60 : 96,329.40 = 33,115.60 : x
  2. Step 2: Convert to fraction form
    64,219.60/96,329.40 = 33,115.60/x
  3. Step 3: Cross multiply
    64,219.60x = 96,329.40 × 33,115.60
  4. Step 4: Simplify right side
    64,219.60x = 3,190,005,878.64
  5. Step 5: Solve for x
    x = 3,190,005,878.64/64,219.60
  6. Step 6: Final answer
    x = 49,673.40

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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.