Home / 109,539.33-164,245.60-42,901.44

Finding the Fourth Proportional to 109,539.33, 164,245.60 and 42,901.44

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Solution

The fourth proportional to 109,539.33, 164,245.60 and 42,901.44 is: 64,327.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,539.33 : 164,245.60 = 42,901.44 : x
  2. Step 2: Convert to fraction form
    109,539.33/164,245.60 = 42,901.44/x
  3. Step 3: Cross multiply
    109,539.33x = 164,245.60 × 42,901.44
  4. Step 4: Simplify right side
    109,539.33x = 7,046,372,753.66
  5. Step 5: Solve for x
    x = 7,046,372,753.66/109,539.33
  6. Step 6: Final answer
    x = 64,327.33

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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.